CN215065739U

CN215065739U - Clamping tool for copper alloy tensile test for elevator safety tongs

Info

Publication number: CN215065739U
Application number: CN202121189379.7U
Authority: CN
Inventors: 王磊; 贺泽聪; 于龙龙; 胡成立; 李德庆; 杨豪; 张宇璇
Original assignee: Henan Special Equipment Inspection Institute
Current assignee: Henan Special Equipment Inspection Institute
Priority date: 2021-05-31
Filing date: 2021-05-31
Publication date: 2021-12-07
Anticipated expiration: 2031-05-31

Abstract

The utility model discloses a clamping tool for a copper alloy tensile test for elevator safety tongs, which comprises a heating chamber, wherein the upper end and the lower end of the outer wall of the heating chamber are provided with adjusting grooves, the adjusting grooves are connected with observation doors, and two sides of the observation doors are provided with tightening sliders; the upper end and the lower end of the heating bin are provided with pushing tools, a material placing seat is mounted in the middle of each pushing tool, a raw material column is arranged on each material placing seat, a clamping groove is formed in each raw material column, and a clamping mechanism is arranged at the edge of each material placing seat. This elevator is centre gripping frock for safety tongs copper alloy tensile test through two springs that set up on the fixture, can effectual cooperation raw materials post accomplish fixed the processing, and the lock pole can be effectual accomplishes the fixed of different diameter raw materials posts under the spacing of spacing ring simultaneously, accomplishes the spiral-lock and handles under the assistance that clamps the groove.

Description

Clamping tool for copper alloy tensile test for elevator safety tongs

Technical Field

The utility model relates to an elevator safety inspection field specifically is a copper alloy is centre gripping frock for tensile test for elevator safety tongs.

Background

The elevator is a transportation tool which is very common in the society at present, the vertical lifting elevator is frequently used in residential houses, the elevator safety gear device is characterized by comprising a car, an escalator or a moving sidewalk is used in a market, the elevator safety gear can effectively protect the running car when a vertical lifting elevator is used, the elevator safety gear device is operated by a speed limiter, when the speed of the elevator exceeds the set limit speed of the speed limiter of the elevator, or a safety device for emergently stopping the lift car and clamping the lift car on the guide rail under the condition that the suspension rope is broken and loosened, because the beryllium bronze alloy has high strength, hardness and abrasion resistance, and excellent elastic limit and loosening stability, but is widely applied to the fields of amorphous melt-spun roll collars, elevator safety gear wedge blocks, continuous casting and rolling roller sleeves and the like, and has strict requirements on service conditions and extremely high requirements on safety and reliability; the beryllium bronze alloy has high comprehensive performance and service efficiency, good processing and forming performance and high-temperature mechanical property, and a raw material needs to be subjected to a breaking experiment before the beryllium bronze alloy is used for producing the elevator safety tongs so as to ensure the production and use safety of the elevator safety tongs.

When the beryllium bronze alloy is detected, the beryllium bronze alloy column is generally directly placed in melting equipment, and then is pulled to test the toughness of the beryllium bronze alloy column, but when the beryllium bronze alloy column directly installed in a threaded mode is taken out, the beryllium bronze alloy column needs to be cooled for a long time, the detection result is influenced, the rapid fixing capacity of the beryllium bronze alloy columns with different diameters is limited, and the overall testing efficiency is influenced. Aiming at the problems, the novel design is carried out on the basis of the original beryllium bronze alloy tensile experiment.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an elevator is copper alloy clamping tool for tensile test for safety tongs, when solving what provide among the above-mentioned background art and examining the beryllium bronze alloy, generally directly arrange the beryllium bronze alloy post in melting the equipment, its toughness is tested to its pulling afterwards, but the beryllium bronze alloy post of direct threaded mounting when taking out, the beryllium bronze alloy post need cool off for a long time, influence the result that detects, the quick fixity ability to the beryllium bronze alloy post of different diameters is limited, influence the problem of the overall efficiency of test.

In order to achieve the above object, the utility model provides a following technical scheme: a clamping tool for a copper alloy tensile test for elevator safety tongs comprises a heating bin, wherein the upper end and the lower end of the outer wall of the heating bin are provided with adjusting grooves, an observation door is connected in each adjusting groove, and two sides of each observation door are provided with fastening sliding blocks;

the upper end and the lower end of the heating bin are provided with pushing tools, the middle parts of the pushing tools are provided with material placing seats, the material placing seats are provided with raw material columns, clamping grooves are formed in the raw material columns, and the edges of the material placing seats are provided with clamping mechanisms;

preferably, the observation door and the tightening slider are designed integrally, the observation door is made of quartz glass, and the tightening slider and the adjusting groove are in a clamping type sliding connection structure.

Preferably, the pushing tools are arranged to be two, namely an upper tool and a lower tool, the pushing tools are connected with the material placing seat in a welding mode, and the edge of the material placing seat is uniformly provided with a rotating groove.

Preferably, fixture states fixture and includes stopper, spacing groove, telescopic link, first spring, first pivot, connecting rod, spread groove, second spring, second pivot, bracing piece, spacing ring and clench pole, and has seted up the spacing groove on the stopper to be connected with the telescopic link on the spacing groove, the middle part of telescopic link is provided with first spring, and the upper end of telescopic link installs first pivot to the other end of first pivot is connected with the connecting rod, the appearance of connecting rod is measured and is provided with the spread groove, and the connecting rod keeps away from the other end of spread groove and install the second pivot to connecting rod upper end skin weld has the second spring, be connected with the bracing piece in the second pivot, and the upper end of bracing piece is provided with the clench pole to be connected with the spacing ring on the clench pole.

Preferably, the telescopic rod and the limiting groove are in clamping type sliding connection, the limiting groove and the limiting block are designed in an integrated mode, and the limiting block and the pushing tool are in welded connection.

Preferably, the telescopic link constitutes extending structure through first spring, and the telescopic link constitutes swivelling joint through first pivot and connecting rod to the connecting rod passes through the spread groove and puts the material seat and constitute revolution mechanic.

Preferably, the support rod and the connecting rod form a rotating structure through a second rotating shaft, and the support rod and the connecting rod form a telescopic structure through a second spring.

Preferably, the support rod and the tightening rod are fixedly connected, the tightening rod is of an inclined structure, and the tightening rod and the limiting ring are in nested connection.

The utility model discloses an elevator is centre gripping frock for copper alloy tensile test for safety tongs has following beneficial effect:

1. the two springs arranged on the clamping mechanism can effectively cooperate with the raw material columns to complete the fixing treatment, meanwhile, the tightening rods can effectively complete the fixing of the raw material columns with different diameters under the limiting action of the limiting rings, and the buckling treatment is completed under the assistance of the clamping grooves;

2. the observation door made of quartz glass can be kept stable at high temperature, so that a user can conveniently observe and process stably, observation data can be effectively recorded, and the validity of the data of the beryllium bronze alloy column to be tested is ensured;

3. the telescopic link slides with the block of spacing groove, can carry on spacingly to the telescopic link of operation, guarantees that the operation of telescopic link is more steady.

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 description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only 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 view of the overall front cut structure of the present invention;

FIG. 2 is a schematic view of the structure of the middle heating chamber of the present invention;

fig. 3 is a schematic structural view of the middle pushing tool of the present invention;

FIG. 4 is a schematic structural view of the clamping mechanism of the present invention;

FIG. 5 is a schematic view of the raw material column of the present invention;

figure 6 is the schematic diagram of the structure of the limit ring of the present invention

[ description of main reference symbols ]

1. A heating chamber; 2. an observation door; 3. an adjustment groove; 4. tightly closing the sliding block; 5. pushing and holding the tool; 6. a material placing seat; 7. a raw material column; 8. clamping grooves; 9. a clamping mechanism; 901. a limiting block; 902. a limiting groove; 903. a telescopic rod; 904. a first spring; 905. a first rotating shaft; 906. a connecting rod; 907. connecting grooves; 908. a second spring; 909. a second rotating shaft; 910. a support bar; 911. a limiting ring; 912. the rods are tightened.

Detailed Description

The following description will be made in further detail with reference to the accompanying drawings and the embodiments of the present invention for the operation of the clamping tool for the copper alloy tensile test for elevator safety tongs.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

Referring to fig. 1-6, the present invention provides a technical solution: a clamping tool for a copper alloy tensile test for elevator safety tongs comprises a heating bin 1, wherein the upper end and the lower end of the outer wall of the heating bin 1 are provided with adjusting grooves 3, an observation door 2 is connected in each adjusting groove 3, and two sides of each observation door 2 are provided with fastening sliders 4;

the upper end and the lower end of the heating bin 1 are provided with a pushing tool 5, the middle part of the pushing tool 5 is provided with a material placing seat 6, a raw material column 7 is arranged on the material placing seat 6, a clamping groove 8 is formed in the raw material column 7, and the edge of the material placing seat 6 is provided with a clamping mechanism 9;

in this embodiment, the observation door 2 and the tightening slider 4 are integrally designed, the observation door 2 is made of quartz glass, the tightening slider 4 and the adjusting groove 3 are in a clamping type sliding connection structure, and the clamping between the tightening slider 4 and the adjusting groove 3 can limit the moving position of the observation door 2, so that the moving stability of the observation door 2 is ensured.

The two pushing tools 5 are arranged vertically, the pushing tools 5 are connected with the material placing seat 6 in a welding mode, the edge of the material placing seat 6 is uniformly provided with a rotating groove, and the pushing tools 5 can effectively stretch the detected raw material column 7.

The clamping mechanism 9 in this embodiment comprises a limiting block 901, a limiting groove 902, a telescopic rod 903, a first spring 904, a first rotating shaft 905, a connecting rod 906, a connecting groove 907, a second spring 908, a second rotating shaft 909, a supporting rod 910, a limiting ring 911, a tightening rod 912 and a third spring 913, wherein the limiting block 901 is provided with the limiting groove 902, a telescopic rod 903 is connected on the limiting groove 902, a first spring 904 is arranged in the middle of the telescopic rod 903, a first rotating shaft 905 is arranged at the upper end of the telescopic rod 903, and the other end of the first rotating shaft 905 is connected with a connecting rod 906, the connecting rod 906 is provided with a connecting groove 907 by measurement, and the other end of the connecting rod 906 from the connecting groove 907 is mounted with a second rotating shaft 909, and the upper end surface of the connecting rod 906 is welded with a second spring 908, a support rod 910 is connected to a second rotating shaft 909, and the upper end of the support bar 910 is provided with a tightening bar 912, and the tightening bar 912 is connected with a limit ring 911.

The telescopic rod 903 and the limiting groove 902 in the embodiment are in clamping type sliding connection, the limiting groove 902 and the limiting block 901 are designed in an integrated mode, the limiting block 901 and the pushing tool 5 are in welding connection, and the telescopic rod 903 and the limiting groove 902 are in clamping type sliding connection, so that the telescopic rod 903 can be adjusted more stably and flexibly.

The telescopic rod 903 in this example forms a telescopic structure through the first spring 904, the telescopic rod 903 forms a rotary connection with the connecting rod 906 through the first rotating shaft 905, the connecting rod 906 forms a rotary structure with the material placing seat 6 through the connecting groove 907, and the raw material column 7 can be adjusted to complete the fixing treatment through the rotation between the connecting rod 906 and the material placing seat 6.

In this embodiment, the support rod 910 forms a rotating structure with the connecting rod 906 via the second rotating shaft 909, the support rod 910 forms a telescopic structure with the connecting rod 906 via the second spring 908, the support rod 910 is fixedly connected with the tightening rod 912, the tightening rod 912 is in an inclined structure, the tightening rod 912 is in a nested connection with the limiting ring 911, the tightening rod 912 can effectively complete the fixation of the raw material columns 7 with different diameters under the limiting action of the limiting ring 911, and the fastening processing is completed with the aid of the fastening groove 8.

The working principle is as follows: according to the figure 1-3, the observation door 2 slides on the adjusting groove 3 and is arranged at one side, then the raw material column 7 is fastened by using a clamp, then one side of the raw material column 7 is close to the pushing tool 5, and then the clamping groove 8 at one end of the raw material column 7 is attached to the clamping mechanism 9;

as shown in fig. 4, at this time, the fastening rod 912 is clamped in the clamping groove 8, then the fastening rod 912 is fastened in the clamping groove 8, then the support rod 910 is forced to rotate on the second rotating shaft 909, at the same time, the rotating second rotating shaft 909 drives the connecting groove 907 on the connecting rod 906 to cooperate with the material placing seat 6 for limiting, then the telescopic rod 903 stretches and slides on the limiting groove 902 to complete the adjustment and limiting of the telescopic rod 903, after the adjustment and limiting, the limiting ring 911 is taken out to open and fasten the connecting rod to the outer side of the fastening rod 912, and at this time, the fastening rod 912 completes the limiting and fixing with the raw material column 7;

according to the illustration in fig. 1 and 5, after the installation of one end of the raw material column 7 is completed, the other end is installed in sequence, then the observation door 2 is slid on the adjusting groove 3, then the heating chamber 1 is started to heat and stretch the raw material column 7, and the observation data is recorded by maintaining stable performance in high temperature through the observation door 2 made of quartz glass, thereby completing the use of the device.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention.

Claims

1. The utility model provides an elevator safety tongs is with centre gripping frock for copper alloy tensile test which characterized in that: the device comprises a heating bin (1), wherein the upper end and the lower end of the outer wall of the heating bin (1) are provided with adjusting grooves (3), an observation door (2) is connected in each adjusting groove (3), and two sides of each observation door (2) are provided with fastening sliding blocks (4);

the upper end and the lower end of the heating bin (1) are provided with a pushing tool (5), the middle of the pushing tool (5) is provided with a material placing seat (6), a raw material column (7) is arranged on the material placing seat (6), a clamping groove (8) is formed in the raw material column (7), and the edge of the material placing seat (6) is provided with a clamping mechanism (9).

2. The clamping tool for the copper alloy tensile test of the elevator safety gear, according to claim 1, is characterized in that: the observation door (2) and the tight sliding block (4) are designed in an integrated mode, the observation door (2) is made of quartz glass, and the tight sliding block (4) and the adjusting groove (3) are of a clamping type sliding connection structure.

3. The clamping tool for the copper alloy tensile test of the elevator safety gear, according to claim 1, is characterized in that: the pushing tools (5) are arranged to be two, namely an upper one and a lower one, the pushing tools (5) are connected with the material placing seat (6) in a welding mode, and the edge of the material placing seat (6) is uniformly provided with a rotating groove.

4. The clamping tool for the copper alloy tensile test of the elevator safety gear, according to claim 1, is characterized in that: the clamping mechanism (9) comprises a limiting block (901), a limiting groove (902), a telescopic rod (903), a first spring (904), a first rotating shaft (905), a connecting rod (906), a connecting groove (907), a second spring (908), a second rotating shaft (909), a supporting rod (910), a limiting ring (911) and a tightening rod (912), wherein the limiting groove (902) is formed in the limiting block (901), the telescopic rod (903) is connected to the limiting groove (902), the first spring (904) is arranged in the middle of the telescopic rod (903), the first rotating shaft (905) is installed at the upper end of the telescopic rod (903), the connecting rod (906) is connected to the other end of the first rotating shaft (905), the connecting groove (907) is formed in the instrument measuring portion of the connecting rod (906), the second rotating shaft (909) is installed at the other end, away from the connecting rod (906), and the second spring (908) is welded to the surface of the upper end of the connecting rod (906), the second rotating shaft (909) is connected with a supporting rod (910), the upper end of the supporting rod (910) is provided with a fastening rod (912), and the fastening rod (912) is connected with a limiting ring (911).

5. The clamping tool for the copper alloy tensile test of the elevator safety gear as set forth in claim 4, characterized in that: the telescopic rod (903) is connected with the limiting groove (902) in a clamping-type sliding mode, the limiting groove (902) and the limiting block (901) are designed in an integrated mode, and the limiting block (901) is connected with the pushing tool (5) in a welding mode.

6. The clamping tool for the copper alloy tensile test of the elevator safety gear as set forth in claim 4, characterized in that: the telescopic rod (903) forms a telescopic structure through a first spring (904), the telescopic rod (903) forms a rotary connection with the connecting rod (906) through a first rotating shaft (905), and the connecting rod (906) forms a rotary structure with the material placing seat (6) through the connecting groove (907).

7. The clamping tool for the copper alloy tensile test of the elevator safety gear as set forth in claim 4, characterized in that: the support rod (910) and the connecting rod (906) form a rotating structure through a second rotating shaft (909), and the support rod (910) and the connecting rod (906) form a telescopic structure through a second spring (908).

8. The clamping tool for the copper alloy tensile test of the elevator safety gear as set forth in claim 4, characterized in that: the supporting rod (910) is fixedly connected with the tightening rod (912), the tightening rod (912) is of an inclined structure, and the tightening rod (912) is connected with the limiting ring (911) in a nested manner.