CN203495942U - Steel bar point marking straight rule - Google Patents
Steel bar point marking straight rule Download PDFInfo
- Publication number
- CN203495942U CN203495942U CN201320659556.2U CN201320659556U CN203495942U CN 203495942 U CN203495942 U CN 203495942U CN 201320659556 U CN201320659556 U CN 201320659556U CN 203495942 U CN203495942 U CN 203495942U
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- China
- Prior art keywords
- rule
- reinforcing bar
- marking
- dead bolt
- slide block
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- Expired - Lifetime
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- 229910000831 Steel Inorganic materials 0.000 title abstract 9
- 239000010959 steel Substances 0.000 title abstract 9
- 230000003014 reinforcing effect Effects 0.000 claims description 52
- 238000009864 tensile test Methods 0.000 abstract description 12
- 230000035939 shock Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 230000002980 postoperative effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses a steel bar point marking straight rule, and belongs to the technical field of steel bar tensile test auxiliary tools. The steel bar point marking straight rule comprises a graduated scale, a steel bar fixing mechanism and a sliding lineation mechanism. The steel bar fixing mechanism is connected to one end of the graduated scale. Scale grooves are formed in the graduated scale in the length direction of the graduated scale. The sliding lineation mechanism is arranged on the periphery of the graduated scale in a sliding mode and comprises a sliding block body, a scriber, sliding block handles, a spring and a spring bolt. The graduated scale penetrates through a sliding groove inside the sliding block body. The scriber is fixedly connected to the sliding block body. The sliding block handles are fixed to the two sides of the sliding block body. A spring bolt groove is formed in the inner wall of the sliding groove. The axis direction of the spring bolt groove is perpendicular to the length direction of the graduated scale. The spring is located inside the spring bolt groove. The spring bolt is connected with the free end of the spring. According to the steel bar point marking straight rule, continuous lineation and marking on a steel bar can be achieved manually without the requirement for fine tracing, point marking is accurate, and the precision of a steel bar tensile test is greatly improved.
Description
Technical field
The utility model relates to reinforcing bar tensile test appurtenance technical field, more particularly, relates to a kind of reinforcing bar punctuate marking-out rule, is the apparatus of marking before tensile test for reinforcing bar, can realize and on reinforcing bar, draw continuously some mark.
Background technology
At present, the general procedure of reinforcing bar tensile test is as follows: 1) sampling: it is 500mm that new national standard requires specimen length; 2) measure: record the diameter that will detect reinforcing bar; 3) gauge length: make a call to a mark every a segment distance on reinforcing bar, measure for elongation after fracture; 4) test: tensile testing machine is opened, carried out on request reinforcing bar tensile test, take off subsequently sample; 5) result: measure the gauge length of having no progeny, record test data and calculate.
Conventionally, before reinforcing bar tensile test, the process of marking adopts method artificial or mechanical marking note.What artificial marking was used is ruler, and human eye aims to be needed behind the position of marking, adopts marking pen to give mark, and the mode of this marking causes the error of gauge length large, finally affects test result.Mechanical marking note needs to purchase special-purpose punctuating machine, and the Meteorological of special-purpose punctuating machine is high, and mechanical marking note is to rebar surface generation shock point, the tensile test of reinforcing bar is existed to certain impact, thereby cause test result not accurate.
By patent retrieval, China Patent No.: ZL200620020461.6, invention and created name is: the patent document of scoring tool discloses a kind of scoring tool of ruling on the workpiece of curve form; China Patent No.: ZL 200920269877.5 invention and created names are: a kind of patent document of scoring tool discloses a kind ofly can draw at surface of the works such as building or reinforcing bar, templates the instrument of bisector.Technique scheme all cannot overcome the shortcoming that the large and mechanical markers of pure error hand-manipulated had high input, produced shock point.
Utility model content
1. the technical problem that utility model will solve
When the purpose of this utility model is to overcome in prior art before reinforcing bar tensile test marking, pure manual marking error is large, mechanical marking note equipment investment expense is high and rebar surface is produced to the deficiency of shock point, a kind of reinforcing bar punctuate marking-out rule is provided, adopt the technical solution of the utility model, can realize easily and accurately and on reinforcing bar, draw continuously some mark, and the precision of gauge length is high.
2. technical scheme
For achieving the above object, the technical scheme that the utility model provides is:
A kind of reinforcing bar punctuate marking-out rule of the present utility model, comprise rule, also comprise reinforcing bar fixed mechanism and slip liner agency, described reinforcing bar fixed mechanism is connected in one end of rule, on this rule, be provided with along its length scale groove, described slip liner agency slides and is arranged at the periphery of rule; Described slip liner agency comprises slide block body, notching knife, slide block handle, spring and dead bolt, above-mentioned rule is through the chute of slide block body interior, described notching knife is fixed on slide block body, described slide block handle is fixed on the both sides of slide block body, above-mentioned chute inwall is provided with dead bolt groove, the axis direction of this dead bolt groove and the length direction of rule are perpendicular, and above-mentioned spring is positioned at the inside of dead bolt groove, and above-mentioned dead bolt is connected with the free end of spring.
As the utility model, further improve, described reinforcing bar fixed mechanism comprises the first lock screw, the second lock screw, the first locking plate and the second locking plate, the top of the first described lock screw is fixed with the first locking plate, the top of the second described lock screw is fixed with the second locking plate, the first above-mentioned locking plate clamping chamber of forming reinforcing bar relative to the second locking plate position.
As the utility model, further improve, described reinforcing bar fixed mechanism is connected with rule by rotating shaft.
As the utility model, further improve, described rule is flat, and the both sides of this rule all offer the uniform scale groove in interval.
As the utility model, further improve, the chute inwall of described slide block body offers two dead bolt grooves that position is relative, and the position of dead bolt inside grooves dead bolt is corresponding with the position of scale groove.
As the utility model, further improve, the length of described rule is 500mm, and scale groove spacing distance adjacent on rule length direction is 10mm.
3. beneficial effect
The technical scheme that adopts the utility model to provide, compares with existing known technology, has following beneficial effect:
(1) a kind of reinforcing bar punctuate marking-out rule of the present utility model, its reinforcing bar fixed mechanism is connected in one end of rule, on rule, be provided with along its length scale groove, slip liner agency slides and is arranged at the periphery of rule, implement this skill postoperative effect obvious, overcome pure manual marking error large, mechanical marking note equipment investment expense is high and rebar surface is produced to the shortcoming of shock point, by reinforcing bar punctuate marking-out rule of the present utility model, can realize with manually not needing carefully to take aim at marking on reinforcing bar continuously, and get ready accurately, greatly improved the precision of reinforcing bar tensile test,
(2) a kind of reinforcing bar punctuate marking-out rule of the present utility model, its slip liner agency comprises slide block body, notching knife, slide block handle, spring and dead bolt, and when dead bolt moves to scale groove, dead bolt is by the effect locking slip liner agency of spring, simple in structure, light, easy to use;
(3) a kind of reinforcing bar punctuate marking-out rule of the present utility model, reasonable in design, principle is simple, is convenient to promote the use of.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of reinforcing bar punctuate marking-out rule of the present utility model;
Fig. 2 is the internal structure schematic diagram of liner agency of sliding in the utility model.
Label declaration in schematic diagram:
1, rule; 101, scale groove; 2, rotating shaft; 31, the first lock screw; 32, the second lock screw; 41, the first locking plate; 42, the second locking plate; 5, notching knife; 6, slide block handle; 7, spring; 8, dead bolt.
The specific embodiment
For further understanding content of the present utility model, in conjunction with the accompanying drawings and embodiments the utility model is described in detail.
embodiment 1
In conjunction with Fig. 1 and Fig. 2, a kind of reinforcing bar punctuate marking-out rule of the present embodiment, comprise rule 1, reinforcing bar fixed mechanism and slip liner agency, described reinforcing bar fixed mechanism is fixedly connected on one end of rule 1 by rotating shaft 2, reinforcing bar fixed mechanism in this enforcement comprises the first lock screw 31, the second lock screw 32, the first locking plate 41 and the second locking plate 42, the top of the first described lock screw 31 is fixed with the first locking plate 41, the top of the second described lock screw 32 is fixed with the second locking plate 42, the first above-mentioned locking plate 41 and the second relative clamping chamber that forms reinforcing bar, locking plate 42 positions.The first lock screw 31 is for driving the first locking plate 41 motions, and the second lock screw 32 is for driving the second locking plate 42 motions, and its clamping chamber is used for clamping waits to mark dashdotted reinforcing bar.
Rule 1 in the present embodiment is flat, the both sides of this rule 1 all offer the uniform scale groove 101 in interval, in concrete the present embodiment, the length of rule 1 is 500mm, scale groove 101 spacing distances adjacent on rule 1 length direction are 10mm, and slip liner agency slides and is arranged at the periphery of rule 1.Slip liner agency in the present embodiment comprises slide block body (in figure not label), notching knife 5, slide block handle 6, spring 7 and dead bolt 8, above-mentioned rule 1 is through the chute of slide block body interior, described notching knife 5 is fixed on slide block body, described slide block handle 6 is fixed on the both sides of slide block body, above-mentioned chute inwall offers two dead bolt grooves (as shown in Figure 2) that position is relative, the length direction of the axis direction of this dead bolt groove and rule 1 is perpendicular, above-mentioned spring 7 is positioned at the inside of dead bolt groove, above-mentioned dead bolt 8 is connected with the free end of spring 7, the position of dead bolt inside grooves dead bolt 8 is corresponding with the position of scale groove 101.
During concrete use, by adjusting the first lock screw 31 and the second lock screw 32, make fastening the clamping of reinforcing bar fixed mechanism wait to mark dashdotted reinforcing bar.By promoting slide block handle 6, move slip liner agency, when dead bolt 8 moves to scale groove 101, dead bolt 8 is by the effect locking slip liner agency of spring 7, now, micro-notching knife 5 moving on slide block body can be delineated mark on the cross rib of reinforcing bar, has drawn a bit to move down another point again and carry out mark.Adopt a kind of reinforcing bar punctuate marking-out rule of the present embodiment, overcome pure manual marking error large, mechanical marking note equipment investment expense is high and rebar surface is produced to the shortcoming of shock point, can realize with manually not needing carefully to take aim at marking on reinforcing bar continuously, and get ready accurately, marking can meet the requirement of standard criterion, has greatly improved the precision of reinforcing bar tensile test.
Below schematically the utility model and embodiment thereof are described, this description does not have restricted, and shown in accompanying drawing is also one of embodiment of the present utility model, and actual structure is not limited to this.So, if those of ordinary skill in the art is enlightened by it, in the situation that not departing from the utility model creation aim, without the creationary frame mode similar to this technical scheme and the embodiment of designing, all should belong to protection domain of the present utility model.
Claims (6)
1. a reinforcing bar punctuate marking-out rule, comprise rule (1), it is characterized in that: also comprise reinforcing bar fixed mechanism and slip liner agency, described reinforcing bar fixed mechanism is connected in one end of rule (1), on this rule (1), be provided with along its length scale groove (101), described slip liner agency slides and is arranged at the periphery of rule (1);
Described slip liner agency comprises slide block body, notching knife (5), slide block handle (6), spring (7) and dead bolt (8), above-mentioned rule (1) is through the chute of slide block body interior, described notching knife (5) is fixed on slide block body, described slide block handle (6) is fixed on the both sides of slide block body, above-mentioned chute inwall is provided with dead bolt groove, the length direction of the axis direction of this dead bolt groove and rule (1) is perpendicular, above-mentioned spring (7) is positioned at the inside of dead bolt groove, above-mentioned dead bolt (8) is connected with the free end of spring (7).
2. a kind of reinforcing bar punctuate marking-out rule according to claim 1, it is characterized in that: described reinforcing bar fixed mechanism comprises the first lock screw (31), the second lock screw (32), the first locking plate (41) and the second locking plate (42), the top of described the first lock screw (31) is fixed with the first locking plate (41), the top of described the second lock screw (32) is fixed with the second locking plate (42), above-mentioned the first locking plate (41) clamping chamber of forming reinforcing bar relative to the second locking plate (42) position.
3. a kind of reinforcing bar punctuate marking-out rule according to claim 1, is characterized in that: described reinforcing bar fixed mechanism is connected with rule (1) by rotating shaft (2).
4. according to a kind of reinforcing bar punctuate marking-out rule described in claim 2 or 3, it is characterized in that: described rule (1) is flat, and the both sides of this rule (1) all offer the uniform scale groove in interval (101).
5. a kind of reinforcing bar punctuate marking-out rule according to claim 4, it is characterized in that: the chute inwall of described slide block body offers two dead bolt grooves that position is relative, and the position of dead bolt inside grooves dead bolt (8) is corresponding with the position of scale groove (101).
6. a kind of reinforcing bar punctuate marking-out rule according to claim 5, is characterized in that: the length of described rule (1) is 500mm, and scale groove (101) spacing distance adjacent on rule (1) length direction is 10mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320659556.2U CN203495942U (en) | 2013-10-24 | 2013-10-24 | Steel bar point marking straight rule |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320659556.2U CN203495942U (en) | 2013-10-24 | 2013-10-24 | Steel bar point marking straight rule |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203495942U true CN203495942U (en) | 2014-03-26 |
Family
ID=50326946
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320659556.2U Expired - Lifetime CN203495942U (en) | 2013-10-24 | 2013-10-24 | Steel bar point marking straight rule |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203495942U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109108929A (en) * | 2018-09-10 | 2019-01-01 | 广东电网有限责任公司 | A kind of positioning line tool |
| CN112518701A (en) * | 2020-11-26 | 2021-03-19 | 江西爱森德实业有限公司 | Plastic tubing scribing device |
-
2013
- 2013-10-24 CN CN201320659556.2U patent/CN203495942U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109108929A (en) * | 2018-09-10 | 2019-01-01 | 广东电网有限责任公司 | A kind of positioning line tool |
| CN112518701A (en) * | 2020-11-26 | 2021-03-19 | 江西爱森德实业有限公司 | Plastic tubing scribing device |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140326 |
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| CX01 | Expiry of patent term |