Metal part encoder cover

Abstract

The utility model discloses a metal part encoder cover, relates to the technical field of encoder covers, and solves the problems of short circuit, signal interference and the like caused by the fact that if a grounding hole and a penetrating ground wire are difficult to be tightly attached, a gap is possibly formed to enable various external sundries to be organic and can enter a device through the gap. Comprising a cover body, a wire outlet mechanism and an installation mechanism are arranged in the cover body, the wire outlet mechanism comprises a ground wire outlet hole, the ground wire outlet hole is formed in the surface of the rear end of the cover body and penetrates through the surface of the front end of the cover body, and first protection rings are fixedly installed at one end and the other end of the ground wire outlet hole respectively. The ground wire passes through the ground wire outlet hole, and then the elastic first protective ring plays a role, so that the ground wire can be tightly wrapped, the ground wire and the inner wall of the ground wire outlet hole form a seamless and high-fitting-degree contact state, and the possibility that foreign matters enter the device through the ground wire outlet hole is prevented.

Description

TECHNICAL FIELD

[0001] The utility model relates to encoder cover technical field, especially relates to a metal piece encoder cover. BACKGROUND

[0002] In the operation control system of the servo motor, the servo motor encoder plays a key role, it is installed accurately on the servo motor, shoulders the important mission of accurate measurement of magnetic pole position, motor rotation angle and rotation speed, and is called the "intelligent sense organ" of the motor. From the dimension of physical medium, the servo motor encoder mainly covers two types of photoelectric encoder and magneto-electric encoder, and the rotary transformer also belongs to a kind of special servo encoder category. In terms of current market pattern, the photoelectric encoder occupies a larger market share by virtue of the first mover advantage, and is widely used in various scenes.

[0003] The patent announcement No. "CN213880536U" discloses an "encoder cover", which comprises a cover plate, the cover plate end face is provided with a plurality of uniformly distributed reinforcing ribs, and the cover plate is also provided with a grounding hole. The grounding hole is used for inserting the grounding wire, the grounding wire connects the encoder and the ground, and the leakage or static electricity on the encoder is led to the ground, thereby improving the safety performance.

[0004] In the design and use of the above-mentioned patent, the grounding hole plays a crucial role. If the grounding hole and the grounding wire passing through it cannot be tightly fitted, it is very likely that a gap will be formed, allowing various foreign matters from the outside to enter the device, thereby causing problems such as short circuit and signal interference. UTILITY MODEL CONTENTS

[0005] (I) Technical problem solved

[0006] In view of the problems existing in the prior art, the utility model provides a metal piece encoder cover.

[0007] (II) Technical scheme

[0008] To achieve the above purpose, the utility model realizes the following technical scheme: a metal piece encoder cover, comprising a cover body, the cover body is provided with a wire outlet mechanism and a mounting mechanism respectively in the inside;

[0009] The wire outlet mechanism comprises a grounding wire outlet hole, the grounding wire outlet hole is opened on the rear end surface of the cover body and penetrates the front end surface, and the first protective ring is fixedly installed at one end and the other end of the grounding wire outlet hole respectively.

[0010] By adopting the technical scheme, the ground wire is precisely passed through the ground wire outlet hole, and then the elastic first protective ring starts to play a role, so that the ground wire can be tightly wrapped, and a seamless and high-adhesion contact state is formed between the ground wire and the inner wall of the ground wire outlet hole, thereby preventing foreign matters from entering the device through the ground wire outlet hole, and solving the problem that if the ground hole and the passed ground wire cannot be tightly adhered, a gap is likely to be formed, so that various foreign matters from the outside can enter the device, and problems such as short circuit and signal interference are caused.

[0011] As a preferred scheme of the metal piece encoder cover, the outer side surface of the cover body is fixedly provided with a protective block.

[0012] By adopting the technical scheme, the protective block installed on the outer side of the cover body can effectively prevent bumping.

[0013] As a preferred scheme of the metal piece encoder cover, the mounting mechanism comprises a mounting hole and a second protective ring, and the outer side of the second protective ring is fixedly provided at one end and the other end of the mounting hole.

[0014] By adopting the technical scheme, when the bolt for fixation is assembled through the mounting hole, the second protective ring tightly adheres to the thread by virtue of the precise size and elasticity, thereby stably fixing the bolt and building a sealing barrier at the joint of the bolt and the hole to effectively block the invasion of foreign matters from the outside.

[0015] As a preferred scheme of the metal piece encoder cover, the mounting hole of the mounting mechanism is provided on the rear end surface of the cover body and penetrates through the front end surface.

[0016] By adopting the technical scheme, the cover body can effectively provide a stable opening position for the mounting hole provided on the rear end surface and penetrating through the front end surface.

[0017] As a preferred scheme of the metal piece encoder cover, the front end surface of the cover body is fixedly provided with a protective pad.

[0018] By adopting the technical scheme, the protective pad installed on the front end surface of the cover body can effectively further improve the bumping effect.

[0019] As a preferred scheme of the metal piece encoder cover, the rear end surface of the cover body is fixedly provided with a gasket.

[0020] By adopting the technical scheme, the gasket installed on the rear end surface of the cover body can effectively improve the sealing effect.

[0021] (Three) beneficial effects

[0022] The utility model provides a metal piece encoder cover. Have following beneficial effect:

[0023] 1. through increase outgoing line mechanism, through the ground wire accurate through ground wire outlet hole, then possess the first protection ring that elasticity starts to play a role, can tightly realize the ground wire that is wrapped, make it with the inner wall of ground wire outlet hole form a kind of seamless, high degree of contact state, prevent department foreign matter through ground wire outlet hole into the possibility of entering the inside of device, if the grounding hole and the ground wire that is passed are difficult to carry out tight adhesion, then it is extremely likely to form gap and make the sundries of outside have the opportunity, can pass through it and enter the inside of device, and then cause such as short circuit, signal interference and other problems.

[0024] 2. through increase installation mechanism, when the bolt for fixed assembly passes through mounting hole, the second protection ring is closely combined with the screw thread by accurate size and elasticity, both firmly fixed bolt, and build up sealing barrier at its and hole junction, effectively block the invasion of foreign matter of outside. BRIEF DESCRIPTION OF DRAWINGS

[0025] In order to more clearly illustrate the technical scheme in the embodiment of the utility model, the following will be briefly introduced the drawing needed to be used in embodiment description, obviously, the drawing in the following description is only some embodiments of the utility model, for ordinary skilled person in the art, under the premise of not paying creative labor, other drawings can also be obtained according to these drawings.

[0026] Figure 1 It is the front view structure schematic diagram of the utility model whole.

[0027] Figure 2 It is the front view structure schematic diagram of the utility model whole.

[0028] Figure 3 It is the left view structure schematic diagram of the utility model whole.

[0029] Figure 4 It is the utility model whole's elevation half cut structure schematic diagram.

[0030] In the drawing, 1, cover body;2, outgoing line mechanism;21, ground wire outlet hole;22, first protection ring;3, protection block;4, installation mechanism;41, mounting hole;42, second protection ring;5, protection pad;6, gasket. DETAILED DESCRIPTION

[0031] The technical scheme in the embodiment of the utility model will be clearly and completely described in the following by combining the drawing in the embodiment of the utility model.

[0032] Embodiment 1

[0033] Refer toFigures 1 to 4 For the first embodiment of the utility model, this embodiment provides a metal piece encoder cover includes cover body 1, cover body 1 is provided with outgoing line mechanism 2 and installation mechanism 4 respectively,

[0034] Outgoing line mechanism 2 includes ground wire exit hole 21, ground wire exit hole 21 is opened in the rear end surface of cover body 1 and penetrates the front end surface, and the one end and the other end of ground wire exit hole 21 are fixedly installed with first protective ring 22 respectively.

[0035] Specifically, the outer side surface of cover body 1 is fixedly installed with protective block 3 respectively.

[0036] Further, outgoing line mechanism 2 can tightly realize wrapping up ground wire by making ground wire pass through ground wire exit hole 21 accurately and then making elastic first protective ring 22 start to play a role, so that it forms a seamless, high adhesion contact state with the inner wall of ground wire exit hole 21, prevents the possibility that foreign matter enters the inside of the device through ground wire exit hole 21, and ground wire exit hole 21 is opened in the rear end surface of cover body 1 and penetrates the front end surface.

[0037] The protective block 3 installed on the outer side of cover body 1 can effectively prevent the knocking phenomenon.

[0038] Embodiment 2

[0039] Refer to Figures 1 to 4 For the first embodiment of the utility model, this embodiment is based on the last embodiment, and installation mechanism 4 includes mounting hole 41 and second protective ring 42, and the outer side of second protective ring 42 is fixedly installed at one end and the other end of mounting hole 41 respectively.

[0040] Specifically, the mounting hole 41 of installation mechanism 4 is opened in the rear end surface of cover body 1 and penetrates the front end surface, the protective pad 5 is fixedly installed on the front end surface of cover body 1, and the gasket 6 is fixedly installed on the rear end surface of cover body 1.

[0041] Further, when the bolt for fixing of installation mechanism 4 is assembled through mounting hole 41, second protective ring 42 relies on accurate size and elasticity, tightly fits the thread, not only stably fixes the bolt, but also builds a sealing barrier at the joint of the bolt and the hole, effectively blocks the invasion of foreign matters from the outside, and mounting hole 41 is opened in the rear end surface of cover body 1 and penetrates the front end surface.

[0042] The protective pad 5 installed on the front end surface of cover body 1 can effectively further improve the knocking effect, and the gasket 6 installed on the rear end surface of cover body 1 can effectively improve the sealing effect.

[0043] Working principle: the wire outlet mechanism 2 passes the ground wire through the ground wire outlet hole 21 accurately, and then the elastic first protective ring 22 starts to work, which can tightly wrap the ground wire and form a seamless and high adhesion contact state with the inner wall of the ground wire outlet hole 21, preventing foreign matters from entering the inside of the device through the ground wire outlet hole 21. The ground wire outlet hole 21 is opened on the rear end surface of the cover body 1 and penetrates through the front end surface.

[0044] The protective block 3 installed on the outer side of the cover body 1 can effectively prevent the bumping phenomenon.

[0045] The mounting hole 41 of the mounting mechanism 4 is respectively opened on the rear end surface of the cover body 1 and penetrates through the front end surface. The protective pad 5 is fixedly installed on the front end surface of the cover body 1, and the gasket 6 is fixedly installed on the rear end surface of the cover body 1.

[0046] Further, when the bolt for fixing of the mounting mechanism 4 is assembled through the mounting hole 41, the second protective ring 42 closely adheres to the thread by virtue of the accurate size and elasticity, which not only stably fixes the bolt, but also builds a sealing barrier at the joint of the bolt and the hole, effectively blocking the invasion of foreign matters from the outside. The mounting hole 41 is respectively opened on the rear end surface of the cover body 1 and penetrates through the front end surface.

[0047] It should be noted that in this text, relational terms such as first and second are used only to distinguish one entity or operation from another, and do not necessarily require or imply that there is any such actual relationship or order between these entities or operations.

Claims

1. A metal piece encoder cover comprising a cover body (1), characterized in that: The cover (1) is internally provided with a wire outlet mechanism (2) and a mounting mechanism (4); The wire outlet mechanism (2) comprises a ground wire outlet hole (21) which is opened on the rear end surface of the cover (1) and penetrates through the front end surface, and the ground wire outlet hole (21) is fixedly provided with a first protective ring (22) at one end and the other end, respectively.

2. A metal piece encoder cover according to claim 1, characterized in that: The outer surface of the cover (1) is fixedly provided with a protective block (3), respectively.

3. A metal piece encoder cover according to claim 1, wherein: The mounting mechanism (4) comprises a mounting hole (41) and a second protective ring (42), and the outer side of the second protective ring (42) is fixedly installed at one end and the other end of the mounting hole (41), respectively.

4. A metal piece encoder cover according to claim 3, wherein: The mounting hole (41) of the mounting mechanism (4) is opened on the rear end surface of the cover (1) and penetrates through the front end surface.

5. A metal piece encoder cover according to claim 1, wherein: The front end surface of the cover (1) is fixedly provided with a protective pad (5).

6. A metal piece encoder cover according to claim 1, wherein: The rear end surface of the cover (1) is fixedly provided with a gasket (6).

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