CN111715813A - Steel strand bender and using method thereof - Google Patents
Steel strand bender and using method thereof Download PDFInfo
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- CN111715813A CN111715813A CN202010555050.1A CN202010555050A CN111715813A CN 111715813 A CN111715813 A CN 111715813A CN 202010555050 A CN202010555050 A CN 202010555050A CN 111715813 A CN111715813 A CN 111715813A
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- steel strand
- arc
- shaped
- handle
- rotating handle
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- 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
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Abstract
The invention discloses a steel strand bender, which belongs to the technical field of electric power tools and comprises a plurality of fixed handles, arc-shaped ends and a rotating handle, wherein the arc-shaped ends are sequentially increased in outer edge radius, one end of a rod body is selectively connected with one arc-shaped end to form the fixed handle, one side of each arc-shaped end is provided with a fixed part, and the fixed part is used for fixing one end of a steel strand; one end of the rotating handle is a working end, the working end is rotatably connected with the arc-shaped end head of the fixed handle, the working end is provided with a wire passing through hole, one end of the steel strand is fixed through the fixing part, and when the other end of the steel strand bypasses the arc-shaped end head and is arranged in the wire passing through hole in a penetrating mode, the rotating handle can rotate towards the fixed handle to bend the steel strand. The steel strand bender can be used for manufacturing steel strands with different bending radiuses, is suitable for various working conditions, and is uniform in specification of manufactured products. The invention also discloses a use method of the steel strand bender, which can simply and quickly bend the steel strand.
Description
Technical Field
The invention belongs to the technical field of electric power tools, and particularly relates to a steel strand bender and a use method thereof.
Background
The steel strand is used as a lightning conductor and a tower diagonal cable on the power transmission and distribution line. The steel strand wires often need to be installed and cooperate the use on lightning-arrest fastener and the fastener of acting as go-between, during the installation, need to bend into "U" type with the steel strand wires, just can install on the fastener. The steel strand is bent by an operator generally by a manual bending method, but the steel strand is high in toughness and strength, so that the method is time-consuming and labor-consuming, low in efficiency, and nonstandard in manufacturing, namely the bending effect cannot reach the unified standard, and in addition, the potential safety hazard that the operator can be injured by the steel strand exists.
Disclosure of Invention
The invention aims to provide a steel strand bender to solve the technical problem that manual bending of steel strands in the prior art is time-consuming and labor-consuming, achieve standardized, rapid and labor-saving bending of steel strands, and improve process quality and efficiency.
As the conception, the technical scheme adopted by the invention is as follows:
a steel strand bender, comprising:
a rod body;
the outer edge radiuses of the arc-shaped ends are sequentially increased, one end of the rod body is selectively connected with one arc-shaped end to form a fixed handle, and one side of the arc-shaped end is provided with a fixed part which is used for fixing one end of a steel strand;
the rotating handle, rotating handle's one end is the work end, the work end with fixed handle the arcuation end rotates to be connected, be equipped with the line through-hole on the work end, the one end of steel strand wires is passed through the fixed part is fixed, and the other end is walked around the arcuation end is worn to locate when crossing in the line through-hole, rotating handle can move towards fixed handle rotates with the bending steel strand wires.
Optionally, the wire passing through hole is arranged in a penetrating manner along a direction perpendicular to the length direction of the rotating handle, the two ends of the wire passing through hole are respectively an inlet end and an outlet end, and when the fixed handle and the rotating handle rotate to be parallel to each other, the inlet end and the fixed part are respectively located on the same side of the rotating handle along the length direction and the fixed handle along the length direction.
Optionally, the working end is provided with two parallel fixed plates arranged at intervals, the arc-shaped end is located between the two fixed plates, the two fixed plates are respectively provided with a first connecting hole, the arc-shaped end is provided with a second connecting hole, a first connecting piece penetrates through the first connecting hole and the second connecting hole, and the fixed plates are rotatably connected with the arc-shaped end through the first connecting piece.
Optionally, the arc-shaped end comprises a semicircular wheel, the periphery of the semicircular wheel serves as the outer edge, a wire passing groove is formed in the outer edge, and the steel strand can be contained in the wire passing groove.
Optionally, the wire passing device further comprises a pulley, the pulley is rotatably connected between the two fixing plates, the pulley and the semicircular wheel are arranged in parallel at intervals, the gap between the semicircular wheel and the pulley forms the wire passing through hole, a limiting groove is annularly arranged on the outer periphery of the pulley, and the steel strand can be accommodated in the limiting groove.
Optionally, two of the fixing plates are respectively provided with a third connecting hole, the pulley is provided with a fourth connecting hole, a second connecting piece penetrates through the third connecting hole and the fourth connecting hole, and the pulley and the fixing plates are rotatably connected through the second connecting piece.
Optionally, the fixing portion is a U-shaped clamping groove, and a notch of the U-shaped clamping groove faces the end portion of the arc-shaped end.
Optionally, a plurality of fasteners are arranged on a groove wall of one side, away from the fixed handle, of the U-shaped clamping groove at intervals in a penetrating manner, and the end portions of the fasteners can abut against the steel strand.
Optionally, the ends of the fixed handle and the rotating handle are both sleeved with anti-slip sleeves.
The use method of the steel strand bender comprises the following steps:
s1, selecting the arc-shaped end with the required outer edge radius according to the working condition, connecting the arc-shaped end with the rod body, and connecting the arc-shaped end with the rotating handle;
s2, rotating the rotating handle and the fixed handle to form a preset included angle;
s3, fixing one end of the steel strand to the fixed handle through the fixing part, and enabling the other end of the steel strand to pass around the arc-shaped end and pass through the wire passing through hole;
s4, the free end of the fixed handle and the free end of the rotating handle are close to each other under the action of external force, and the steel strand is bent to fit with the outer edge of the arc-shaped end under the action of the fixed handle and the rotating handle.
The invention has the beneficial effects that:
the steel strand bender is provided with a plurality of arc-shaped ends with different outer edge radiuses, and the arc-shaped ends with the required outer edge radiuses are selected to be connected with the rod body according to working conditions so as to bend the steel strands to the required bending radiuses, so that the steel strand bender can be suitable for various working conditions and is high in applicability. When the steel strand is bent, the steel strand is attached to the arc-shaped end head to be bent, and the bent shape is consistent with the outer edge of the arc-shaped end head, so that the manufactured steel strand is uniform in bent size and shape and standard. The steel strand bender not only can bend steel strands to form different bending radiuses as required, has strong applicability, standardized manufacture, simple operation, time and labor saving, and can meet the requirement of tight matching of the bent steel strands and the tongue plate, and improve the process quality. The use method of the steel strand bender provided by the invention can simply and quickly realize the bending of the steel strand.
Drawings
Fig. 1 is a schematic structural diagram of a perspective view of a steel strand bender according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of another view angle of the steel strand bender according to the first embodiment of the present invention.
In the figure:
1. fixing a handle; 2. rotating the handle; 3. a pulley; 4. an anti-slip sleeve;
11. a rod body; 12. an arc-shaped end; 13. a fixed part; 21. a fixing plate;
131. a fastener; 211. a first connecting member; 212. a second connecting member.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
Example one
The present embodiment provides a steel strand bender, as shown in fig. 1 and 2, which includes a rod 11, an arc-shaped end 12, and a rotating handle 2. The arc-shaped ends 12 are arranged in plurality, the outer edge radiuses of the arc-shaped ends 12 are sequentially increased, one end of the rod body 11 is selectively connected with one arc-shaped end 12 to form a fixed handle 1, one side of the arc-shaped end 12 is provided with a fixed part 13, and the fixed part 13 is used for fixing one end of a steel strand; one end of the rotating handle 2 is a working end, the working end is rotatably connected with the arc-shaped end head 12 of the fixed handle 1, a wire passing through hole is formed in the working end, one end of the steel strand is fixed through the fixing portion 13, and when the other end of the steel strand bypasses the arc-shaped end head 12 and penetrates through the wire passing through hole, the rotating handle 2 can rotate towards the fixed handle 1 to bend the steel strand. The steel strand bender is provided with a plurality of arc-shaped ends 12 with different outer edge radiuses, the arc-shaped ends 12 with the required outer edge radiuses are selected according to working conditions to be connected with the rod body 11 so as to bend the steel strands to the required bending radiuses, and therefore the steel strand bender can be suitable for various working conditions and is high in applicability.
The steel strand bender not only can bend steel strands to form different bending radiuses as required, has strong applicability, uniform specification of manufactured finished products, simple operation, time and labor saving, and can meet the requirement of tight matching of the bent steel strands and the tongue plate, and improve the process quality.
Optionally, the wire passing through hole is arranged in a penetrating manner along a length direction perpendicular to the rotating handle 2, the two ends of the wire passing through hole are respectively an inlet end and an outlet end, and when the fixed handle 1 and the rotating handle 2 rotate to be parallel to each other, the inlet end and the fixed portion 13 are respectively located on the same side of the rotating handle 2 along the length direction and the fixed handle 1 along the length direction. The wire passing through hole plays a limiting role in limiting the steel strand which is arranged in the wire passing through hole in a penetrating mode, and in the embodiment, the fixed handle 1 and the rotating handle 2 can rotate to the same straight line.
Optionally, the working end is provided with two fixing plates 21 arranged in parallel and at an interval, the arc-shaped end 12 is located between the two fixing plates 21, the two fixing plates 21 are respectively provided with a first connecting hole, the arc-shaped end 12 is provided with a second connecting hole, the first connecting piece 211 is simultaneously inserted into the first connecting hole and the second connecting hole, and the fixing plates 21 and the arc-shaped end 12 are rotatably connected through the first connecting piece 211.
Further, the arc-shaped end 12 includes a semicircular wheel, the periphery of the semicircular wheel serves as an outer edge, a wire passing groove is formed in the outer edge, and the steel strand can be accommodated in the wire passing groove. The steel strand can better fit the arc-shaped end head 12 to be bent by arranging the wire passing groove, and the steel strand is prevented from deviating in the bending process.
Optionally, the steel strand bender further comprises a pulley 3, the pulley 3 is rotatably connected between the two fixing plates 21, the pulley 3 and the semicircular wheel are arranged in parallel at intervals, a through hole is formed in a gap between the semicircular wheel and the pulley 3, a limiting groove is annularly arranged on the outer edge of the pulley 3, and the steel strand can be accommodated in the limiting groove. The steel strand wires are arranged in the wire passing through holes, the rotating handle 2 is pulled, the rotating handle 2 is gradually close to the fixed handle 1, and one side, close to the rotating handle 2, of the steel strand wires in the wire passing through holes abuts against the limiting groove of the pulley 3 to achieve limiting effect. The pulley 3 rotates around the shaft, so that the position of the steel strand is convenient to adjust and the steel strand is convenient to penetrate into or draw out of the through hole.
Specifically, the two fixing plates 21 are respectively provided with a third connecting hole, the pulley 3 is provided with a fourth connecting hole, and the second connecting member 212 is simultaneously inserted into the third connecting hole and the fourth connecting hole, so that the pulley 3 and the fixing plates 21 are rotatably connected through the second connecting member 212. Of course, other rotational connection modes may be adopted, and are not described in detail herein.
In the present embodiment, the first connecting member 211 and the second connecting member 212 are both bolts. The bolt is the commonality spare, conveniently acquires and replaces.
Optionally, the fixing portion 13 is a U-shaped slot, and a notch of the U-shaped slot is disposed toward an end of the arc-shaped tip 12. In this embodiment, the U-shaped slot is disposed on a side of the arc-shaped end 12 away from the rotating handle 2, and of course, the U-shaped slot may also be disposed on the rod body 11, which is not described herein again.
Optionally, a plurality of fasteners 131 are arranged on a groove wall of one side of the U-shaped clamping groove away from the fixed handle 1 at intervals, and an end of each fastener 131 can abut against the steel strand. Specifically, a plurality of threaded through holes are arranged on the groove wall of one side, away from the fixed handle 1, of the U-shaped clamping groove at intervals, external threads are arranged on the plurality of fasteners 131, and the plurality of fasteners 131 are matched with the plurality of threaded through holes in a one-to-one correspondence manner. In this embodiment, the fasteners 131 are bolts, which are inserted into the threaded through holes and can be screwed into or out of the U-shaped slots, so that the bolts are abutted to the steel strands accommodated in the U-shaped slots, thereby fixing the steel strands more firmly.
Optionally, the ends of the fixed handle 1 and the rotating handle 2 are both sleeved with anti-slip sleeves 4. When holding, set up anti-skidding cover 4 and can increase the frictional force between hand and fixed handle 1, the twist grip 2 to the difficult landing of hand, conveniently hold.
Example two
The embodiment provides a use method of the steel strand bender provided in the first embodiment, wherein the same or corresponding parts as or corresponding to the first embodiment are provided with the same reference numerals as the first embodiment. For the sake of simplicity, only the differences between the second embodiment and the first embodiment will be described. The difference lies in that: the use method of the steel strand bender provided in the first embodiment comprises the following steps:
s1, selecting an arc-shaped end head 12 with a required outer edge radius according to working conditions, connecting the arc-shaped end head with the rod body 11, and connecting the arc-shaped end head with the rotating handle 2;
s2, rotating the rotating handle 2 and the fixed handle 1 to form a preset included angle;
s3, fixing one end of the steel strand to the fixed handle 1 through the fixing part 13, and enabling the other end of the steel strand to pass through the arc-shaped end 12 and pass through the wire passing through hole;
s4, the free end of the fixed handle 1 and the free end of the rotating handle 2 are close to each other under the action of external force, and the steel strand is bent along the outer edge of the arc-shaped end 12 under the action of the fixed handle 1 and the rotating handle 2.
The other end of the steel strand is abutted against the inner wall of the through hole to be limited while the two free ends are gradually close to each other, the steel strand is gradually attached to the arc-shaped end 12 to be bent, and the bent shape is consistent with the outer edge of the arc-shaped end 12, so that the manufactured steel strand is uniform in bent size and shape and standard. In this embodiment, the arc-shaped end 12 and the rod body 11 are connected by a screw thread, but may be connected by other detachable connection methods, such as connecting the two by a connecting member such as a bolt, and will not be described herein again.
The foregoing embodiments are merely illustrative of the principles and features of this invention, which is not limited to the above-described embodiments, but rather is susceptible to various changes and modifications without departing from the spirit and scope of the invention, which changes and modifications are within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a steel strand wires bender which characterized in that includes:
a rod body (11);
the steel strand fixing device comprises arc-shaped ends (12), wherein a plurality of arc-shaped ends (12) are arranged, the outer edge radiuses of the arc-shaped ends (12) are sequentially increased, one end of a rod body (11) is selectively connected with one arc-shaped end (12) to form a fixing handle (1), one side of each arc-shaped end (12) is provided with a fixing part (13), and each fixing part (13) is used for fixing one end of a steel strand;
rotating handle (2), the one end of rotating handle (2) is the work end, the work end with fixed handle (1) arcuation end (12) rotate to be connected, be equipped with the line through-hole on the work end, steel strand's one end is passed through fixed part (13) are fixed, and the other end is walked around arcuation end (12) are worn to locate when crossing in the line through-hole, rotating handle (2) can move towards fixed handle (1) rotates with the bending steel strand.
2. The steel strand bender according to claim 1, wherein the through-hole is arranged to pass through in a direction perpendicular to the rotating handle (2), the two ends of the through-hole are respectively an inlet end and an outlet end, and when the fixed handle (1) and the rotating handle (2) rotate to be parallel to each other, the inlet end and the fixing portion (13) are respectively located on the same side of the rotating handle (2) and the fixed handle (1) in the length direction of the rotating handle and in the length direction of the fixing handle.
3. The steel strand bender according to claim 1, wherein the working end is provided with two parallel fixing plates (21) arranged at intervals, the arc-shaped end (12) is located between the two fixing plates (21), the two fixing plates (21) are respectively provided with a first connecting hole, the arc-shaped end (12) is provided with a second connecting hole, a first connecting piece (211) is simultaneously inserted into the first connecting hole and the second connecting hole, and the fixing plates (21) and the arc-shaped end (12) are rotatably connected through the first connecting piece (211).
4. The steel strand bender according to claim 3, wherein the arc-shaped end (12) comprises a semicircular wheel, the periphery of the semicircular wheel serves as the outer edge, a wire passing groove is formed in the outer edge, and the steel strand can be accommodated in the wire passing groove.
5. The steel strand bender according to claim 4, further comprising a pulley (3), wherein the pulley (3) is rotatably connected between the two fixing plates (21), the pulley (3) and the semicircular wheel are arranged in parallel at intervals, the gap between the semicircular wheel and the pulley (3) forms the through hole, a limiting groove is annularly arranged on the outer periphery of the pulley (3), and the steel strand can be accommodated in the limiting groove.
6. The steel strand bender according to claim 5, wherein a third connecting hole is formed in each of the two fixing plates (21), a fourth connecting hole is formed in the pulley (3), a second connecting member (212) is simultaneously inserted into the third connecting hole and the fourth connecting hole, and the pulley (3) and the fixing plates (21) are rotatably connected through the second connecting member (212).
7. The steel strand bender according to claim 1, wherein the fixing portion (13) is a U-shaped slot, the notch of the U-shaped slot being disposed towards the end of the arc-shaped tip (12).
8. The steel strand bender according to claim 7, characterized in that a plurality of fasteners (131) are arranged on the groove wall of the U-shaped clamping groove at intervals, wherein the groove wall is located on the side away from the fixed handle (1), and the ends of the fasteners (131) can abut against the steel strands.
9. The steel strand bender according to any of the claims 1 to 8, characterized in that the ends of the fixed handle (1) and the rotating handle (2) are both sheathed with anti-slip sleeves (4).
10. A method of using a steel strand bender, the method comprising the steps of:
s1, selecting the arc-shaped end head (12) with the required outer edge radius according to the working condition, connecting the arc-shaped end head with the rod body (11), and then connecting the arc-shaped end head with the rotating handle (2);
s2, rotating the rotating handle (2) and the fixed handle (1) to form a preset included angle;
s3, fixing one end of the steel strand to the fixed handle (1) through the fixing part (13), and enabling the other end of the steel strand to bypass the arc-shaped end head (12) and penetrate through the wire passing through hole;
s4, the free end of the fixed handle (1) and the free end of the rotating handle (2) are close to each other under the action of external force, and the steel strand is attached to the outer edge of the arc-shaped end head (12) under the action of the fixed handle (1) and the rotating handle (2) and is bent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010555050.1A CN111715813A (en) | 2020-06-17 | 2020-06-17 | Steel strand bender and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010555050.1A CN111715813A (en) | 2020-06-17 | 2020-06-17 | Steel strand bender and using method thereof |
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| Publication Number | Publication Date |
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| CN111715813A true CN111715813A (en) | 2020-09-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010555050.1A Pending CN111715813A (en) | 2020-06-17 | 2020-06-17 | Steel strand bender and using method thereof |
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| CN (1) | CN111715813A (en) |
Cited By (2)
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| CN112448316A (en) * | 2020-12-11 | 2021-03-05 | 国网北京市电力公司 | Overhead line acts as go-between wedge fastener manufacturing tool |
| CN114378214A (en) * | 2021-12-01 | 2022-04-22 | 北京微纳星空科技有限公司 | Bending tool |
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| CN114378214A (en) * | 2021-12-01 | 2022-04-22 | 北京微纳星空科技有限公司 | Bending tool |
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Application publication date: 20200929 |