CN211027860U - Push rod for manual steel bar bending machine and manual steel bar bending machine - Google Patents
Push rod for manual steel bar bending machine and manual steel bar bending machine Download PDFInfo
- Publication number
- CN211027860U CN211027860U CN201921742478.6U CN201921742478U CN211027860U CN 211027860 U CN211027860 U CN 211027860U CN 201921742478 U CN201921742478 U CN 201921742478U CN 211027860 U CN211027860 U CN 211027860U
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- push rod
- rod
- steel bar
- manual
- pulley
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Abstract
The utility model discloses a push rod for a manual steel bar bender and a manual steel bar bender, wherein the push rod comprises a rod body, the front end of the rod body is provided with a push rod end, the rod body is also provided with a mandril end, and the mandril end is symmetrically arranged at two sides of the push rod end; the end of the push rod acts on two bending points of the steel bar, and the end of the push rod is connected to the rod body in a telescopic and adjustable mode; the length of the end of the push rod can be adjusted according to the actual pre-embedded size measured in advance, so that a circular arc shape which is actually required to deform is formed between the end of the push rod and the end of the ejector rod, and finally, the effect of accurately bending the steel bar at one time is realized; simultaneously the utility model also discloses a manual angle bending machine of using aforementioned push rod, angle bending machine pass through the cooperation of pulley and briquetting, effectively prevent the both ends perk deformation of reinforcing bar buckling point, and the push rod of deuterogamying can very accurately crooked reinforcing bar.
Description
Technical Field
The utility model relates to a construction equipment field especially relates to a manual angle bending machine is with push rod machine push rod and used a angle bending machine of this push rod.
Background
When the prefabricated part is produced and the hydroelectric installation pipeline of the building construction project is reserved and embedded, the installation of hydroelectric embedded parts such as an electric lamp position box, a water supply and drainage sleeve and the like needs to be reserved and embedded strictly according to the position alignment of a design construction drawing; the actual design does not ensure that all embedments are within the mesh of the rebar grid. As shown in fig. 1, the positions of the embedded parts 6 are just on the steel bars of the steel bar mesh 5; in actual construction, the situation that the embedded part conflicts with the position of the reinforcing mesh is often encountered; in order to ensure the accuracy of the position of the embedded part, the position of the steel bar needs to be adjusted. The existing adjusting methods have two types, one is to cut off the steel bar and reinforce the cut-off position of the steel bar, the reinforcing operation is mainly to support and reinforce or weld and reinforce the cut-off steel bar in the range, the reinforcing process and flow are complex, and time and labor are wasted; secondly, bending the steel bars by a steel bar bending machine; however, there are some problems in bending the reinforcing steel bars by using the reinforcing steel bar bender, for example, because the reinforcing steel bars are influenced by stress, both ends of the reinforcing steel bars will be tilted in the opposite direction to the stress, and the reinforcing steel bar mesh near the reinforcing steel bars is driven to deform, and the deformed reinforcing steel bar mesh is as shown in fig. 2; on the other hand, when the steel bar bender bends the steel bars, the bending precision cannot be controlled, and the situation that the embedded requirements of the embedded parts can be met only by bending adjustment for many times can occur.
Those skilled in the art have therefore endeavored to develop a manual bar bending apparatus capable of precisely positioning the shape and size of the bar bend.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned defects in the prior art, the technical problem to be solved in the present invention is to provide a manual bar bending apparatus capable of accurately positioning the bending shape and size of a bar.
In order to achieve the purpose, the utility model provides a push rod for a manual steel bar bender, which comprises a rod body, wherein the front end of the rod body is provided with a push rod end head, and the rod body is also provided with a push rod end head; the end heads of the push rods are symmetrically arranged at two sides of the end head of the push rod; the end of the ejector rod acts on two bending points of the steel bar;
the end of the push rod is connected to the rod body in a telescopic and adjustable mode.
Preferably, the end of the push rod is connected to the threaded fixing part of the rod body through a threaded telescopic rod;
in order to read the bending size, the front part of the threaded telescopic rod is provided with size scales.
In order to ensure that the mounting position of the end of the push rod is accurate, the front part of the threaded fixing part of the rod body and the threaded telescopic rod are fixedly positioned through screws.
In order to ensure that the stressed steel bar is more arc-shaped during the bending operation of the steel bar, the contact surfaces of the end of the push rod and the end of the ejector rod and the steel bar are arc surfaces.
A manual steel bar bender comprises a power output part and a support frame, wherein the power output part comprises a piston rod and a push rod for the manual steel bar bender, and one end of the push rod is connected with the piston rod; the other end passes through the support frame and is positioned in the middle of the support frame.
In order to prevent the two ends of the steel bar from tilting and deforming in the opposite direction of stress when the steel bar is stressed, the support frame comprises two fixed arms, and the push rod penetrates through the support frame and is positioned between the two fixed arms;
the end part of the fixed arm is provided with a pulley; the fixed arm is also provided with a pressing block corresponding to the pulley.
Preferably, the backup pad that two structures are the same is established to the rear portion of fixed arm, and pulley and briquetting are all located between two backup pads, and pulley fixed connection is at the tip of two backup pads, and the briquetting slides indirectly between two backup pads.
More preferably, the two supporting plates are provided with sliding grooves; the pressing block penetrates through the sliding groove through a bolt and is connected between the two supporting plates in a sliding mode.
In order to prevent the pressing block from sliding when the pressing block receives the acting force of the steel bar, an anti-slip gasket is arranged between the pressing block and the supporting plate, or the anti-slip gasket is arranged between the nut and the supporting plate
In order to position and fix the steel bar to be bent, the pulley is a smooth wheel with a groove; in order to increase the contact area between the reinforcing steel bar and the pressing block, the pressing block is a square block.
The push rod disclosed by the utility model has the advantages that the ejector rod ends are arranged on the two sides, the bending points of the reinforcing steel bars are positioned by utilizing the ejector rod ends, and meanwhile, the two sides of the reinforcing steel bars can be stressed more uniformly by the ejector rod ends, so that the accuracy of the bending parts of the reinforcing steel bars is improved; then, the telescopic end of the push rod is matched, the end of the push rod can be adjusted in advance according to the actual avoidance requirement, so that the end of the push rod and the end of the ejector rod form a fixed arc-shaped surface, the bending radian of the reinforcing steel bar and the shape of the reinforcing steel bar can be accurately positioned, and the requirement of bending the reinforcing steel bar can be met at one time; additionally, the utility model discloses a manual angle bending machine passes through the mode of the square briquetting of pulley cooperation, can effectively suppress the both ends of angle bending point, prevents both ends because atress perk or warp, has used aforementioned push rod on the manual angle bending machine in addition, therefore the shape and the size of the last angle bending are all very accurate, have avoided the angle bending problem at angle bending point both ends.
Drawings
Fig. 1 is a schematic diagram of a structure of position conflict between an embedded part and a reinforcing mesh in the background art of the present invention;
fig. 2 is a schematic structural view of a reinforcing mesh after a conventional steel bar bender bends steel bars;
fig. 3 is a schematic structural diagram of embodiment 1 of the present invention;
fig. 4 is a schematic view of the internal structure of the connection between the end of the push rod and the rod body in embodiment 1 of the present invention;
fig. 5 is a schematic structural diagram of an embodiment of example 2 of the present invention;
FIG. 6 is an enlarged schematic view of F of FIG. 5;
FIG. 7 is a schematic left side view of the structure of FIG. 6;
fig. 8 is a schematic structural view of a steel bar mesh adjusted according to embodiment 2 of the present invention;
in the figure: 5-reinforcing mesh; 6-embedded parts;
1-a push rod; 10-a rod body; 11-a push rod end; 12-the end of the ejector rod; 13-threaded telescopic rods; 14-a threaded fixing; 15-screws;
2-a support frame; 21-a fixed arm; 22-a pulley; 23-briquetting; 24-a support plate; 25-a chute; 26-anti-slip gasket; 27-bolt; 28-a nut;
3-a power take-off; 31-a quick coupling; 4-reinforcing steel bars.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples, wherein it is noted that, in the description of the invention, the terms "upper", "lower", "left", "right", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular manner, and therefore should not be construed as limiting the present invention. The terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Example 1
As shown in fig. 3 to 4, a push rod for a manual steel bar bender comprises a rod body 10, a push rod end 11 is arranged at the front end of the rod body, a push rod end 12 is further arranged on the rod body 10, the push rod end 12 is symmetrically arranged at two sides of the push rod end 11, and the push rod end 12 acts on two bending points of a steel bar;
the end 11 of the push rod is connected to the rod body 10 in a telescopic and adjustable mode.
Specifically, the end 11 of the push rod is connected to the threaded fixing part 14 of the rod body 10 through a threaded telescopic rod 13; the length of the end of the push rod can be adjusted by rotating the threaded telescopic rod 13, and the end of the push rod is matched with the end of the ejector rod; a shaped arc surface is formed between the end of the push rod and the end of the push rod.
The front part of the threaded telescopic rod 13 is provided with dimension scales; be favorable to the user in time to read the crooked height of reinforcing bar like this, improved the utility model discloses a convenience.
The front part of the threaded fixing part 14 of the rod body 10 and the threaded telescopic rod 13 are positioned and fixed through a screw 15; specifically, a plurality of threaded holes are formed in the same circumference at the front end of the thread fixing portion 14, the threaded telescopic rod 13 is positioned and reinforced through the matched screw 15, the accuracy of the end position of the push rod is guaranteed, and the reliability and the accuracy of the bending shape of the steel bar are guaranteed.
More preferably, because the deformed steel bar is arc-shaped, the contact surfaces of the end 11 of the push rod and the end 12 of the push rod and the steel bar are arc-shaped in order to facilitate the bending of the steel bar.
The length of the end of the push rod can be adjusted according to the actual pre-embedded size measured in advance, so that an arc surface which is deformed by the actual requirement of the steel bar is formed between the end of the push rod and the end of the ejector rod; then the end of the push rod is pushed out, so that the steel bar can be accurately bent, the bent shape of the steel bar meeting the requirements can be formed at one time, and the working efficiency of the steel bar bender is improved.
Example 2
As shown in fig. 5 to 8, a manual steel bar bender comprises a power output part 3 and a support frame 2, wherein the power output part comprises a piston rod, and the manual steel bar bender also comprises the push rod 1, one end of the push rod 1 is connected with the piston rod, and the other end of the push rod passes through the support frame 2 and is positioned in the middle of the support frame 2.
The support frame 2 comprises two fixed arms 21, and the push rod 1 penetrates through the support frame 2 and is positioned between the two fixed arms 21; the end of fixed arm 21 is equipped with pulley 22, still is equipped with briquetting 23 on the fixed arm 21 corresponding to pulley 22, and after the reinforcing bar passed the pulley to when receiving push rod thrust, the reinforcing bar perk on the pulley can be suppressed to the briquetting.
Specifically, the rear part of the fixed arm 21 is provided with two support plates 24 with the same structure, the pulley 22 and the pressing block 23 are both arranged between the two support plates 24, the pulley 22 is fixedly connected to the end parts of the two support plates, and the pressing block 23 slides and is indirectly arranged between the two support plates 24; more preferably, the two support plates 24 are both provided with sliding grooves 25, and the pressing block 23 is slidably connected between the two support plates 24 through the sliding grooves 25 by bolts 27. Such design can be according to the bar diameter, through removing the briquetting in the spout, adjusts the interval between briquetting and the pulley, makes its bar bending that adapts to different diameters, the utility model discloses crooked bar diameter scope is between 6-16 millimeters.
In order to prevent the pressing block from deflecting when the reinforcing steel bar is stressed and influence the bending quality of the reinforcing steel bar, an anti-skid gasket 26 is arranged between the pressing block 23 and the supporting plate 24, or the anti-skid gasket 26 is arranged between the nut 28 and the supporting plate 24. The anti-skid gasket is additionally arranged between the pressing block and the supporting plate or between the lower part of the nut gasket and the supporting plate, so that the stability of the pressing block on the supporting plate is further enhanced.
The pulley 22 is the rounding off wheel of taking the recess to the reinforcing bar is installed on the pulley, and briquetting 23 is square piece, can increase the contact surface of briquetting and reinforcing bar like this, is favorable to better suppression reinforcing bar, prevents that the reinforcing bar from warping.
When the device is used, firstly, a reinforcing mesh is laid on the prefabricated part in a production or on-site cast-in-place mode, whether the hydroelectric embedded part collides with the reinforcing steel bar or not is observed according to the position of the hydroelectric embedded part, if so, the size of the reinforcing steel bar needing to be bent is measured, the length of the end head of the push rod is correspondingly adjusted, and after the size of the end head of the push rod is adjusted, the end head of the push rod is positioned and reinforced by rotating the screw 15; then the pressing block 23 on the steel bar bender is loosened to enable the steel bar to be adjusted to be positioned on the steel bar bender, then the pressing block 23 is screwed down after the end 11 of the push rod of the steel bar bender is aligned to the collision position, the steel bars at two ends of the collision position are tightly pressed between the pressing block 23 and the pulley 22, the original state of the steel bars at two ends of the collision position is kept, and the quality of the whole steel bar net cannot be influenced due to the fact that the two ends of the steel bar to be adjusted are tilted due to the fact that the middle of the steel bar is stressed.
Treat that all are ready after, the manual power take off that opens, general power take off comprises piston rod, sleeve, power source, and piston rod one end is connected with the push rod, and the other end passes through spring coupling at the sleeve, and the power source commonly used is hydraulic pump or pneumatic pump, the utility model discloses choose the hydraulic pump for use, connect the hydraulic pump on the quick-operation joint 31 on power take off, the piston rod just promotes forward, drives the push rod and removes, when the reinforcing bar was touch to the ejector pin end, closed steel bar bender.
The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the teachings of the present invention without undue experimentation. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.
Claims (10)
1. The utility model provides a manual push rod for angle bending machine, includes the body of rod (10), body of rod (10) front end is equipped with push rod end (11), characterized by: the rod body (10) is also provided with a mandril end head (12); the ejector rod end heads (12) are symmetrically arranged on two sides of the push rod end head (11); the end heads (12) of the ejector rods act on two bending points of the steel bars;
the end head (11) of the push rod is connected to the rod body (10) in a telescopic and adjustable mode.
2. The push rod for a manual bar bender as claimed in claim 1, wherein: the end head (11) of the push rod is connected to the thread fixing part (14) of the rod body (10) through a thread telescopic rod (13);
the front part of the threaded telescopic rod (13) is provided with size scales.
3. The push rod for a manual bar bender as claimed in claim 2, wherein: the front part of the thread fixing part (14) of the rod body (10) and the thread telescopic rod (13) are fixedly positioned through a screw (15).
4. A push rod for a hand operated bar bender as claimed in any one of claims 1 to 3, wherein: the contact surfaces of the push rod end (11) and the ejector rod end (12) and the steel bar are arc surfaces.
5. The utility model provides a manual angle bending machine, includes power take off portion (3) and support frame (2), power take off portion includes the piston rod, characterized by: the push rod (1) as claimed in any of claims 1 to 4, wherein one end of the push rod (1) is connected with a piston rod; the other end of the support frame (2) penetrates through the support frame and is positioned in the middle of the support frame (2).
6. A hand operated bar bender as claimed in claim 5, wherein: the supporting frame (2) comprises two fixed arms (21); the push rod (1) penetrates through the supporting frame (2) and is positioned between the two fixed arms (21);
the end part of the fixed arm (21) is provided with a pulley (22); and a pressing block (23) is also arranged on the fixed arm (21) corresponding to the pulley (22).
7. A hand operated bar bender as claimed in claim 6, wherein: the rear part of the fixed arm (21) is provided with two supporting plates (24) with the same structure; the pulley (22) and the pressing block (23) are arranged between the two supporting plates (24); the pulley (22) is fixedly connected to the end parts of the two supporting plates, and the pressing block (23) is connected between the two supporting plates (24) in a sliding and indirect mode.
8. A hand operated bar bender as claimed in claim 7, wherein: the two supporting plates (24) are respectively provided with a sliding groove (25); the pressing block (23) penetrates through the sliding groove (25) through a bolt (27) and is connected between the two supporting plates (24) in a sliding mode.
9. A hand operated bar bender as claimed in claim 7, wherein: an anti-skid gasket (26) is arranged between the pressing block (23) and the supporting plate (24); or the anti-slip gasket (26) is arranged between the nut (28) and the support plate (24).
10. A hand operated bar bender as claimed in claim 7, wherein: the pulley (22) is a smooth wheel with a groove; the pressing block (23) is a square block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921742478.6U CN211027860U (en) | 2019-10-17 | 2019-10-17 | Push rod for manual steel bar bending machine and manual steel bar bending machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921742478.6U CN211027860U (en) | 2019-10-17 | 2019-10-17 | Push rod for manual steel bar bending machine and manual steel bar bending machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211027860U true CN211027860U (en) | 2020-07-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921742478.6U Expired - Fee Related CN211027860U (en) | 2019-10-17 | 2019-10-17 | Push rod for manual steel bar bending machine and manual steel bar bending machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211027860U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112091120A (en) * | 2020-10-09 | 2020-12-18 | 内蒙古上海庙矿业有限责任公司 | Steel bar bender |
-
2019
- 2019-10-17 CN CN201921742478.6U patent/CN211027860U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112091120A (en) * | 2020-10-09 | 2020-12-18 | 内蒙古上海庙矿业有限责任公司 | Steel bar bender |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211025 Address after: 408000 2-1, Hongfu building, 55 Xinghua Middle Road, Fuling District, Chongqing Patentee after: Chongqing Zhongke construction technology (Group) Co.,Ltd. Address before: 408000 office building of Management Committee of Lidu Industrial Park, Fuling District, Chongqing Patentee before: CHONGQING ZHONGKE CONSTRUCTION (Group) Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200717 Termination date: 20211017 |