Electric contact double-face grinding auxiliary device

Abstract

The utility model provides an electrical contact double-face grinding auxiliary device, and belongs to the technical field of electrical contacts. Comprising a first grinding tool, a second grinding tool and a separator, the separator is located between the first grinding tool and the second grinding tool, the first grinding tool comprises a lower grinding disc, a plurality of first grinding teeth are arranged on the periphery of the lower grinding disc, and a first mounting hole is formed in the center of the lower grinding disc and used for connecting the device with other devices; the first grinding tool comprises a lower grinding disc, a plurality of first grinding grooves are formed in the surface of the lower grinding disc, the shapes of the first grinding grooves are the same as the shape of the electrical contact, the second grinding tool comprises an upper grinding disc, a plurality of third grinding teeth are arranged on the periphery of the upper grinding disc, and a third mounting hole is formed in the center of the upper grinding disc. The electric contact double-face auxiliary grinding device can conduct double-face auxiliary grinding on an electric contact, can be flexibly disassembled, can freely switch between single-face grinding and double-face grinding, and is more convenient to use.

Description

TECHNICAL FIELD

[0001] The utility model relates to electric contact technical field, especially electric contact double -sided grinding auxiliary device. BACKGROUND

[0002] Electric contact is the important part of high voltage circuit breaker, switch cabinet, disconnecting switch, grounding switch, and its performance directly influences the quality and service life of these high voltage electrical apparatus, when its contact circuit is connected, its relative movement can disconnect or close circuit, or rely on its rotation or sliding to keep circuit connected.

[0003] In the process of electric contact production, electric contact needs to be ground, but because the volume of electric contact is small, it cannot be well ground, needs to contact auxiliary device to carry out electric contact grinding work, but the existing electric contact grinding auxiliary device often can only carry out single -sided auxiliary grinding, cannot carry out double -sided grinding, therefore, the present application provides an electric contact double -sided grinding auxiliary device to meet the demand. UTILITY MODEL CONTENT

[0004] The utility model solves the technical problem to provide an electric contact double -sided grinding auxiliary device to solve the existing problem.

[0005] To solve the above technical problem, the utility model provides the following technical scheme:

[0006] An electric contact double -sided grinding auxiliary device, comprising: first grinding tool, second grinding tool and isolator, the isolator is located between first grinding tool and second grinding tool, the first grinding tool includes lower grinding disc, the outer periphery of the lower grinding disc is provided with a plurality of first teeth, the center of the lower grinding disc is provided with a first mounting hole, for connecting the device with other devices, the surface of the lower grinding disc is provided with a plurality of first grinding grooves, the shape of the first grinding groove is same with the shape of electric contact, the second grinding tool includes upper grinding disc, the outer periphery of the upper grinding disc is provided with a plurality of third teeth, the center of the upper grinding disc is provided with a third mounting hole, for connecting the device with other devices, the surface of the upper grinding disc is provided with a plurality of second grinding grooves.

[0007] In some examples, the isolator includes an isolating disc, the outer periphery of the isolating disc is provided with a plurality of second teeth, the number, size and spacing of the second teeth, first teeth and third teeth are same, the surface of the isolating disc is provided with a plurality of groups of discharge holes, each group of the discharge holes is provided with four, the position of each group of the discharge holes corresponds to the first grinding groove or the second grinding groove, each of the discharge holes penetrates the isolating disc, the middle part of the isolating disc is provided with a second mounting hole, the surface of the isolating disc outside the second mounting hole is provided with a plurality of perforations, the surface of the isolating disc is provided with a plurality of third threaded holes.

[0008] In some examples, the first mounting hole of the lower grinding disc is provided with a plurality of positioning rods, the third mounting hole of the upper grinding disc is provided with a plurality of positioning holes, the positioning rods pass through the through holes and extend into the positioning holes, and the number of the positioning rods, the positioning holes and the through holes is the same.

[0009] In some examples, the surface of the lower grinding disc is provided with a first threaded hole, the surface of the upper grinding disc is provided with a second threaded hole, the positions of the first threaded hole, the second threaded hole and the third threaded hole correspond and the number of the first threaded hole, the second threaded hole and the third threaded hole is the same, the second threaded hole is internally provided with a fixing bolt, the fixing bolt sequentially passes through the second threaded hole, the second threaded hole and finally extends into the first threaded hole, and the fixing bolt is threadedly connected with the first threaded hole, the second threaded hole and the third threaded hole respectively.

[0010] Compared with the prior art, the utility model has at least the following beneficial effects:

[0011] In the above scheme, the positioning rods on the surface of the lower grinding disc pass through the through holes of the isolation disc and extend into the positioning holes of the upper grinding disc, so that the lower grinding disc, the isolation disc and the upper grinding disc form an integral whole, and the fixing bolt is used to pass through the second threaded hole and the isolation disc and then threadedly connect with the first threaded hole of the lower grinding disc, so that the lower grinding disc, the isolation disc and the upper grinding disc cannot move relative to each other, so that the device can perform double-sided auxiliary grinding of the electrical contact, and can be flexibly disassembled, so that the device can freely switch between single-sided grinding and double-sided grinding, and is more convenient to use. BRIEF DESCRIPTION OF DRAWINGS

[0012] The accompanying drawings, which are incorporated herein and constitute part of the specification, illustrate embodiments of the present disclosure and, together with the description, further serve to explain the principles of the present disclosure and to enable a skilled worker in the pertinent art to make and use the present disclosure.

[0013] Figure 1 It is a three-dimensional structure schematic view of the electrical contact double-sided grinding auxiliary device.

[0014] Figure 2 It is a structure exploded schematic view of the electrical contact double-sided grinding auxiliary device.

[0015] [REFERENCE SIGNS]

[0016] 1, first grinding tool; 11, lower grinding disc; 12, first tooth; 13, first grinding groove; 14, first threaded hole; 15, first mounting hole; 16, positioning rod; 2, isolation piece; 21, isolation disc; 22, discharge hole; 23, second tooth; 24, second mounting hole; 25, through hole; 3, second grinding tool; 31, upper grinding disc; 32, third tooth; 33, second grinding groove; 34, second threaded hole; 35, positioning hole; 36, third mounting hole.

[0017] As shown in the drawings, in order to clearly realize the structure of the embodiment of the utility model, specific structures and devices are marked in the drawings, but this is only for the need of illustration, and is not intended to limit the utility model in the specific structure, device and environment, and the ordinary skilled in the art can adjust or modify these devices and environment according to the specific needs, and the adjustment or modification still includes in the scope of the appended claims. DETAILED DESCRIPTION

[0018] The utility model provides a kind of double-sided grinding auxiliary device of electric contact is described in detail below combining with the drawings and specific embodiment.It is explained here simultaneously, in order to make embodiment more detailed, the following implementation is best, preferred embodiment, and some known technical field skilled person can also be implemented with other alternative ways;And part of the drawings is only for more specifically describe embodiment, and is not intended to be specifically limited to the utility model.

[0019] It should be noted that in the specification, "one embodiment" "embodiment" "exemplary embodiment" "some embodiments" and the like indicate that the described embodiment can include a specific feature, structure or property, but not necessarily every embodiment includes the specific feature, structure or property.In addition, when a specific feature, structure or property is described in conjunction with an embodiment, it should be within the knowledge of the skilled in the art to realize this feature, structure or property in conjunction with other embodiments (whether or not explicitly described).

[0020] Generally, the term can be understood at least partly from the use in context. For example, depending at least partly on context, the term "one or more" as used herein can be used to describe any feature, structure, or characteristic in the singular or can be used to describe combinations of features, structures, or characteristics in the plural. In addition, the term "based on" can be understood as not necessarily requiring exclusive consideration of a set of factors, but instead, can allow for other factors not explicitly described to be present, depending at least partly on context.

[0021] It can be understood that the meaning of "on", "above" and "over" in the present disclosure should be interpreted in the broadest way, so that "on" not only means "directly on" something, but also includes the meaning of "on" something with intervening features or layers therebetween, and "above" or "over" not only means the meaning of "above" or "over" something, but also can include the meaning of "above" or "over" something without intervening features or layers therebetween.

[0022] Moreover, spatially relative terms, such as "beneath", "below", "lower", "above", "upper" and the like, can be used herein for ease of description to describe one element or feature's relationship to another element(s) or feature(s) as illustrated in the figures. The spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientations depicted in the figures. The devices can be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

[0023] As Figure 1 and Figure 2 The embodiment of the utility model provides a kind of electric contact double-sided grinding auxiliary device, comprising: first grinding tool 1, second grinding tool 3 and isolator 2, isolator 2 is between first grinding tool 1 and second grinding tool 3, first grinding tool 1 includes lower grinding disc 11, the outer periphery of lower grinding disc 11 is provided with several first teeth 12, first mounting hole 15 is opened at the center of lower grinding disc 11, for connecting device with other devices, the surface of lower grinding disc 11 is provided with several first grinding grooves 13, the shape of first grinding groove 13 is identical with the shape of electric contact, second grinding tool 3 includes upper grinding disc 31, the outer periphery of upper grinding disc 31 is provided with several third teeth 32, third mounting hole 36 is opened at the center of upper grinding disc 31, for connecting device with other devices, the surface of upper grinding disc 31 is provided with several second grinding grooves 33.

[0024] The embodiment needs to be further explained, and isolator 2 includes isolating disc 21, the outer periphery of isolating disc 21 is provided with several second teeth 23, the quantity, size, spacing of second tooth 23, first tooth 12 and third tooth 32 are identical, facilitate device and grinding equipment connection, isolating disc 21 surface is provided with several groups of discharge hole 22, each group of discharge hole 22 is provided with four, the position of each group of discharge hole 22 is corresponding with first grinding groove 13 or second grinding groove 33, each discharge hole 22 is all through isolating disc 21, the middle part of isolating disc 21 is provided with second mounting hole 24, the surface of isolating disc 21 outside second mounting hole 24 is provided with several perforations 25, and the surface of isolating disc 21 is provided with several third screw holes.

[0025] The embodiment needs to be further explained, and the first mounting hole 15 around lower grinding disc 11 is provided with several positioning rods 16, the third mounting hole 36 around upper grinding disc 31 is provided with several positioning holes 35, positioning rod 16 passes through perforation 25 and extends to the inside of positioning hole 35, and the position quantity of positioning rod 16, positioning hole 35 and perforation 25 are identical.

[0026] It is further illustrated in the embodiment that the surface of the lower grinding disc 11 is provided with first threaded holes 14, the surface of the upper grinding disc 31 is provided with second threaded holes 34, the positions of the first threaded holes 14, the second threaded holes 34 and the third threaded holes correspond to each other, and the number of the first threaded holes 14, the second threaded holes 34 and the third threaded holes is the same, the second threaded holes 34 are internally provided with fixing bolts, the fixing bolts pass through the second threaded holes 34, the second threaded holes 34 and finally extend into the first threaded holes 14 in sequence, the fixing bolts are respectively screwed with the first threaded holes 14, the second threaded holes 34 and the third threaded holes, the positioning rods 16 on the surface of the lower grinding disc 11 pass through the perforations 25 of the isolation disc 21 and extend into the positioning holes 35 of the upper grinding disc 31, so that the lower grinding disc 11, the isolation disc 21 and the upper grinding disc 31 form an integral whole, the fixing bolts pass through the second threaded holes 34 and the isolation disc 21 and then are screwed with the first threaded holes 14 of the lower grinding disc 11, so that the lower grinding disc 11, the isolation disc 21 and the upper grinding disc 31 cannot move relative to each other, so that the device can perform double-sided auxiliary grinding of the electrical contact, can be flexibly disassembled, the device can freely switch between single-sided grinding and double-sided grinding, and is more convenient to use.

[0027] The utility model covers any alternative, modification, equivalent method and scheme which are made on the essence and range of the utility model. In order to make the public have the thorough understanding of the utility model, the specific details are illustrated in the following preferred embodiment of the utility model, and the utility model can also be completely understood without the description of these details for the person skilled in the art. In addition, in order to avoid unnecessary confusion to the essence of the utility model, the well-known method, process, flow, element and circuit etc. are not illustrated in detail.

[0028] The above only is the preferred implementation mode of the utility model, should point out, for ordinary skill in the prior art, on the premise that without departing from the principle of the utility model, can also make a number of improvements and refinements, these improvements and refinements also should be regarded as the protection range of the utility model.

Claims

1. An electrical contact double side grinding aid device, characterized by, The utility model provides a kind of device for the manufacture of electrical contact, including: First grinding tool (1), second grinding tool (3) and spacer (2), the spacer (2) is located between first grinding tool (1) and second grinding tool (3), the first grinding tool (1) includes lower grinding disc (11), the outer periphery of the lower grinding disc (11) is provided with a plurality of first mesh teeth (12), the center of the lower grinding disc (11) is provided with first mounting hole (15), for connecting device with other devices, the surface of the lower grinding disc (11) is provided with a plurality of first grinding grooves (13), the shape of the first grinding groove (13) is identical with the shape of electrical contact, the second grinding tool (3) includes upper grinding disc (31), the outer periphery of the upper grinding disc (31) is provided with a plurality of third mesh teeth (32), the center of the upper grinding disc (31) is provided with third mounting hole (36), for connecting device with other devices, the surface of the upper grinding disc (31) is provided with a plurality of second grinding grooves (33).

2. The electrical contact double side grinding aid device of claim 1, wherein, The spacer (2) includes spacer disc (21), the outer periphery of the spacer disc (21) is provided with a plurality of second mesh teeth (23), the number, size, spacing of the second mesh teeth (23), first mesh teeth (12) and third mesh teeth (32) are identical, the surface of the spacer disc (21) is provided with a plurality of groups of discharge holes (22), each group of the discharge hole (22) is provided with four, the position of each group of the discharge hole (22) corresponds with first grinding groove (13) or second grinding groove (33), each the discharge hole (22) penetrates spacer disc (21), the middle part of the spacer disc (21) is provided with second mounting hole (24), the surface of the spacer disc (21) outside second mounting hole (24) is provided with a plurality of perforations (25), the surface of the spacer disc (21) is provided with a plurality of third threaded holes.

3. The electrical contact double side grinding aid device of claim 1, wherein, The first mounting hole (15) around the lower grinding disc (11) is provided with a plurality of positioning rods (16), the third mounting hole (36) around the upper grinding disc (31) is provided with a plurality of positioning holes (35), the positioning rod (16) penetrates the perforation (25) and extends to the inside of the positioning hole (35), the position number of the positioning rod (16), positioning hole (35) and perforation (25) are identical.

4. The electrical contact double side grinding aid device of claim 1, wherein, The surface of the lower grinding disc (11) is provided with first threaded hole (14), the surface of the upper grinding disc (31) is provided with second threaded hole (34), the position of the first threaded hole (14) and second threaded hole (34) and third threaded hole corresponds, and the number is identical, the inside of the second threaded hole (34) is provided with fixed bolt, the fixed bolt penetrates second threaded hole (34), second threaded hole (34) and finally extends to first threaded hole (14) in sequence, the fixed bolt is respectively connected with first threaded hole (14), second threaded hole (34) and third threaded hole.

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