CN213183616U - Slide carriage mechanism and rod pulling machine with same - Google Patents
Slide carriage mechanism and rod pulling machine with same Download PDFInfo
- Publication number
- CN213183616U CN213183616U CN202021950792.6U CN202021950792U CN213183616U CN 213183616 U CN213183616 U CN 213183616U CN 202021950792 U CN202021950792 U CN 202021950792U CN 213183616 U CN213183616 U CN 213183616U
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- slide carriage
- carriage
- bracket
- force measuring
- pull rod
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The utility model relates to a fuel preparation equipment technical field, concretely relates to slide carriage mechanism and have its excellent machine that draws. The slide carriage mechanism comprises: the slide carriage is arranged on the mounting platform; the guide key is suitable for pulling the pull rod to move under the driving of the slide carriage, and the pull rod is arranged between the mounting platform and the slide carriage; be provided with force cell sensor on the force measuring mechanism, force measuring mechanism sets up on one of them of carriage apron and guide key, and the carriage apron is suitable for to extrude force cell sensor on the guide key, the utility model discloses a carriage apron mechanism has the advantage of the excellent power of the arm-tie of accurate detection, promotes holistic reliability, the security of arm-tie machine.
Description
Technical Field
The utility model relates to a fuel preparation equipment technical field, concretely relates to slide carriage mechanism and have its excellent machine that draws.
Background
The nuclear fuel is an important clean energy source, the rod pulling process of the nuclear fuel rods generally pulls the fuel rods with the length of about 4m through the grids in the framework layer by layer until all the fuel rods are arranged in the grids, and the equipment for realizing the rod pulling process is generally called a rod pulling machine.
In the prior art, for example, chinese patent document CN 207182919U discloses a nuclear fuel assembly pull rod system, which includes a force sensor, the force sensor is connected with a mounting seat through a fixing screw, and then is mounted on a slide carriage through the mounting seat, and moves along with the slide carriage during the rod pulling process, when the pull rod grabs the fuel rod, pulls it backwards, and passes through a layer of grillwork, the pull rod is under the action of the frictional resistance of the grillwork, and has a pull plate push head to bear the pulling force, because the space is very narrow and the maintenance is considered, it is impossible to directly set a sensor there, so the pulling force is transmitted to the upper part of the slide carriage by using the mechanism principle that the rod selecting pull plate rotates around the rotation shaft, the support nail is set on the rod selecting pull plate, the pulling force is indirectly measured by the action of the support nail on the force sensor, because the arm of force is the same, the rolling bearing with small frictional force is adopted, meanwhile, the supporting nail is arranged as a ball head, so that the manufacturing error is eliminated, and therefore, the error between the relay force and the actual force is small, and the single baton force detection of the nuclear fuel assembly is realized.
The technical solutions disclosed in the above patent documents are difficult to ensure that the moment arms are the same in actual production, resulting in high measurement errors, and even though a rolling bearing with a small friction force is selected, the measurement errors caused by the friction force of the rolling bearing cannot be eliminated.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model provides a swift current board mechanism and have its excellent machine that draws to it is the same that the swift current board mechanism among the solution prior art is difficult to guarantee the arm of force, causes the great problem of the excellent force measurement error of drawing.
The technical scheme of the utility model is that:
a carriage mechanism comprising: the slide carriage is arranged on the mounting platform through a lead screw; the guide key is arranged on the pull rod and is suitable for pulling the pull rod to move under the driving of the slide carriage, and the pull rod is arranged between the mounting platform and the slide carriage; the force measuring mechanism is provided with a force measuring sensor, the force measuring mechanism is arranged on one of the slide carriage and the guide key, and the slide carriage is suitable for extruding the force measuring sensor on the guide key.
The force measuring mechanism is arranged on the slide carriage.
The force measuring mechanism further comprises a support, the force measuring sensor is arranged on the support, and the working end of the force measuring sensor faces the guide key.
One of the bracket and the slide carriage is provided with a first limiting groove, the other of the bracket and the slide carriage is provided with a limiting block, and the limiting block is matched with the first limiting groove.
The first limiting groove is arranged in an I shape.
The slide carriage mechanism also comprises a pressing plate arranged on the slide carriage, and the pressing plate is arranged above the bracket and presses the bracket to make the bracket abut against the slide carriage.
The pressing plate is provided with a second limiting groove, and the top of the support extends into the second limiting groove.
The bracket is provided with a connecting hole, one end of the connecting hole extends into the position of the force transducer, and the connecting piece is connected with the force transducer through the connecting hole.
The bracket is provided with an accommodating part, the accommodating part is provided with a notch, the force measuring sensor is arranged in the accommodating part, and the working end protrudes out of the notch.
The slide carriage mechanism further comprises a gasket which is arranged between the accommodating part and the connecting hole, and the connecting piece is abutted against the gasket.
A rod drawing machine comprises the slide carriage mechanism.
The utility model discloses technical scheme has following advantage:
1. the utility model discloses a carriage mechanism, include: the slide carriage is arranged on the mounting platform through a lead screw; the guide key is arranged on the pull rod and is suitable for pulling the pull rod to move under the driving of the slide carriage, and the pull rod is arranged between the mounting platform and the slide carriage; the force measuring mechanism is provided with a force measuring sensor, the force measuring mechanism is arranged on one of the slide carriage and the guide key, and the slide carriage is suitable for extruding the force measuring sensor on the guide key.
The during operation, the carriage apron passes through guide key pulling pull rod forward and removes, after removing to setting for a position, the pull rod snatchs the fuel rod, then carriage apron reverse movement, the extrusion is on the guide key under the carriage apron effect in force measuring mechanism, guide key pulling pull rod reverse movement, force cell on the force measuring mechanism can directly record the atress condition at the in-process pull rod that draws the fuel rod this moment, and obtain the atress condition of fuel rod indirectly according to the atress condition of pull rod, realized the accurate detection to the pull rod power of fuel rod, can accurately detect and carry out corresponding adjustment when pull rod and fuel rod take place the jam or the resistance is too big, consequently, the utility model discloses a carriage apron mechanism has the advantage of the pull rod power of accurate detection, promotes the holistic reliability of pull rod machine, security.
2. The utility model discloses a slide carriage mechanism is provided with first spacing groove on one of them of support and slide carriage, is provided with the stopper on one of them another of support and slide carriage, stopper and first spacing groove looks adaptation. The slide carriage is provided with a pressing plate which is arranged above the bracket and covers the bracket to enable the bracket to be abutted against the slide carriage.
When using, carry on spacingly through first spacing groove and stopper to the support earlier, then make support and carriage apron butt through the clamp plate again, the benefit that sets up like this lies in: must set up many sets and the corresponding dynamometer of pull rod quantity on the carriage apron, if adopt traditional screw spacing, then the installation is dismantled very inconveniently, and through setting up stopper, first spacing groove and clamp plate, very convenient when the installation with dismantle the support, and efficient.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of a rod drawing machine of the present invention;
FIG. 2 is a schematic structural view of the slide carriage mechanism of the present invention;
FIG. 3 is a schematic view of an enlarged view of the portion P shown in FIG. 2;
fig. 4 is a schematic structural view of the stent shown in fig. 3.
Description of reference numerals:
1-slide carriage; 2-a pull rod; 3-a guide key; 4-a force sensor; 5-a bracket; 6-a first limiting groove; 7-a limiting block; 8-pressing a plate; 9-a second limiting groove; 10-a connector; 11-a locus of containment; 12-a notch; 13-a gasket; 14-mounting the platform.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example one
The present embodiment provides a carriage mechanism, as shown in fig. 1 to 4, including: the device comprises a slide carriage 1, a guide key 3 and a force measuring mechanism arranged on the slide carriage 1, wherein the slide carriage 1 can be driven by a lead screw structure, so that reciprocating motion is realized; the slide carriage 1 is arranged on the mounting platform 14; the guide key 3 is arranged on the pull rod and is suitable for driving the pull rod 2 to move under the driving of the slide carriage 1, and the pull rod 2 is arranged between the mounting platform and the slide carriage 1; the force measuring mechanism is provided with a force measuring sensor 4 and is arranged on the slide carriage 1, and the slide carriage 1 is suitable for extruding the force measuring sensor 4 on the guide key 3.
As an alternative embodiment, the guide key 3 can also be provided on the slide.
As an alternative embodiment, the force measuring means can also be arranged on the guide key 3.
The during operation, carriage apron 1 is through 3 pulling pull rod 2 forward movements of feather key, after removing to setting for a definite position, pull rod 2 snatchs the fuel rod, then carriage apron 1 reverse movement, the dynamometer presses under the carriage apron 1 effect on feather key 3, 3 pulling pull rod 2 reverse movements of feather key, force cell sensor 4 on the dynamometer at this moment can directly record the atress condition at the in-process pull rod 2 of drawing the fuel rod, and the atress condition according to pull rod 2 reachs the atress condition of fuel rod indirectly, the accurate detection of the pull rod power to the fuel rod has been realized, can accurate detection and corresponding adjustment when pull rod 2 and fuel rod take place the jam or the resistance is too big. In this embodiment, power devices such as force cell sensor 4 and lead screw structure are connected, and when the resistance was too big, force cell sensor 4 can control lead screw mechanism stop motion, consequently, the utility model discloses a slide carriage mechanism has the excellent power of drawing of accurate detection, the advantage of lifting means reliability, security.
In order to improve the stability of the force measuring mechanism, the force measuring mechanism further comprises a support 5, the force measuring sensor 4 is arranged on the support 5, and the working end of the force measuring sensor is arranged towards the guide key 3.
Further, in order to improve the connection stability between the bracket 5 and the slide carriage 1, first limiting grooves 6 are arranged on two sides of the bracket 5, limiting blocks 7 are arranged on the slide carriage 1, and the limiting blocks 7 are matched with the first limiting grooves 6. The shape of the first limiting groove 6 is not limited too much, as long as the relative limiting block 7 can realize interaction, as an optimal embodiment, the first limiting groove 6 is vertically arranged on the bracket 5 along the length direction thereof and is arranged in an I shape, and the I-shaped structure can limit the bracket 5 in the horizontal direction.
As an alternative embodiment, the first limiting groove 6 may be provided only on one side of the holder 5.
As a second alternative embodiment, the first stopper groove 6 may be provided on the holder 5 so as to be inclined in the longitudinal direction thereof.
As a third alternative embodiment, the first stopper groove 6 is provided on the slide 1, and the stopper 7 is provided on the bracket 5.
Further, in order to avoid the slide carriage 1 from jumping, the slide carriage mechanism further comprises a pressing plate 8 arranged on the slide carriage 1, the pressing plate 8 is arranged above the support 5 and presses and covers the support 5, the support 5 is abutted to the slide carriage 1, a second limiting groove 9 is arranged on the pressing plate 8, and the top of the support 5 is inserted into the second limiting groove 9.
When using, earlier carry on spacingly through first spacing groove 6 and stopper 7 to support 5, then make support 5 and 1 butt of carriage apron through clamp plate 8 again, the benefit that sets up like this lies in: must set up many sets of corresponding dynamometer with 2 quantity of pull rods on the carriage apron 1, if adopt traditional screw spacing, then the installation is dismantled very inconveniently, and through setting up stopper 7, first spacing groove 6 and clamp plate 8, very convenient when the installation with dismantle support 5, and efficient.
In an alternative embodiment, the pressing plate 8 is not provided, the bracket 5 and the slide carriage 1 are connected only through the first limiting groove 6 and the limiting block 7, wherein the first limiting groove 6 is arranged below the bracket 5, and the limiting block 7 arranged on the slide carriage 1 is embedded into the first limiting groove 6, so that the bracket 5 is mounted on the slide carriage 1.
In this embodiment, a connecting hole is provided in the bracket 5, one end of the connecting hole extends into the position of the load cell 4, the connecting member 10 is connected to the load cell 4 through the connecting hole, and the load cell 4 is mounted on the bracket 5 through the connecting member 10 and the connecting hole, thereby improving the connection stability between the bracket 5 and the load cell 4.
In this embodiment, the outer surface of the connecting member 10 is provided with an external thread, and the inner surface of the connecting hole is provided with an internal thread, so that the connecting member 10 can move relative to the connecting hole by means of thread fit.
The bracket 5 is provided with an accommodating part 11, the accommodating part 11 is provided with a notch 12, the accommodating part 11 is of an L-shaped structure, the force measuring sensor 4 is arranged in the accommodating part 11, the working end of the force measuring sensor 4 protrudes out of the notch 12, and in the process of reverse movement of the slide carriage 1, the working end of the force measuring sensor 4 is abutted against the guide key 3 and pushes the guide key 3 to move.
Further, the slide carriage mechanism further comprises a gasket 13 arranged between the accommodating part 11 and the connecting hole, and the connecting piece 10 abuts against the gasket 13 so as not to directly contact and damage the load cell 4. Meanwhile, the connecting piece 10 further extrudes the force measuring sensor 4 through the extrusion gasket 13, so that the working end of the force measuring sensor 4 can stably protrude out of the notch 12, efficient and stable contact between the working end and the slide carriage 1 can be further ensured, and the measuring efficiency of the force measuring sensor 4 can be further improved.
Example two
The embodiment provides a rod drawing machine, including embodiment one the carriage mechanism through setting up carriage mechanism, can accurate detection draw excellent power, therefore the whole reliability of this equipment, security height.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious changes and modifications can be made without departing from the scope of the invention.
Claims (11)
1. A carriage mechanism, comprising:
the slide carriage (1) is arranged on the mounting platform through a lead screw;
the guide key (3) is arranged on the pull rod (2) and is suitable for pulling the pull rod (2) to move under the driving of the slide carriage (1), and the pull rod (2) is arranged between the mounting platform and the slide carriage (1);
the force measuring mechanism is provided with a force measuring sensor (4), the force measuring sensor is arranged on one of the slide carriage (1) and the guide key (3), and the slide carriage (1) is suitable for extruding the force measuring sensor (4) on the guide key (3).
2. The carriage mechanism according to claim 1, characterized in that the force measuring means are arranged on the carriage (1).
3. The mechanism according to claim 2, characterized in that the force measuring mechanism further comprises a bracket (5), the load cell (4) being arranged on the bracket (5) with its working end arranged towards the guide key (3).
4. The slide carriage mechanism according to claim 3, characterized in that one of the bracket (5) and the slide carriage (1) is provided with a first limiting groove (6), and the other of the bracket (5) and the slide carriage (1) is provided with a limiting block (7), wherein the limiting block (7) is matched with the first limiting groove (6).
5. The slide carriage mechanism according to claim 4, characterized in that the first limiting groove (6) is arranged in an I shape.
6. The slide carriage mechanism according to any one of the claims 3 to 5, further comprising a pressing plate (8) arranged on the slide carriage (1), wherein the pressing plate (8) is arranged above the bracket (5) and presses the bracket (5) to enable the bracket (5) to be abutted against the slide carriage (1).
7. The slide carriage mechanism according to claim 6, characterised in that a second limiting groove (9) is provided in the pressure plate (8), the top of the carriage (5) penetrating into the second limiting groove (9).
8. The slide carriage mechanism according to claim 3, characterized in that the bracket (5) is provided with a coupling hole, one end of which penetrates into the load cell (4) and through which the coupling piece (10) is connected to the load cell (4).
9. The slide carriage mechanism according to claim 8, characterized in that the cradle (5) is provided with a receptacle (11), that the receptacle (11) is provided with a notch (12), that the load cell (4) is arranged in the receptacle (11), and that the working end is arranged protruding from the notch (12).
10. The mechanism according to claim 9, further comprising a spacer (13) arranged between the housing (11) and the attachment hole, the attachment element (10) resting on the spacer (13).
11. A rod drawing machine comprising a carriage mechanism as claimed in any one of claims 1 to 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021950792.6U CN213183616U (en) | 2020-09-08 | 2020-09-08 | Slide carriage mechanism and rod pulling machine with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021950792.6U CN213183616U (en) | 2020-09-08 | 2020-09-08 | Slide carriage mechanism and rod pulling machine with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213183616U true CN213183616U (en) | 2021-05-11 |
Family
ID=75772350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021950792.6U Active CN213183616U (en) | 2020-09-08 | 2020-09-08 | Slide carriage mechanism and rod pulling machine with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213183616U (en) |
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2020
- 2020-09-08 CN CN202021950792.6U patent/CN213183616U/en active Active
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