TWM537952U - Extendible/retractable cover plate capable of replacing scales - Google Patents

Description

Removable cover for replaceable scales

The present invention relates to a machine tool accessory, and more particularly to a retractable cover of a replaceable scale.

In general, in order to prevent components such as lead screws and linear slides from being contaminated by chips, cutting fluid, dust, etc., telescopic covers are often installed between the moving parts and the fixed parts, such as TW Patent No. M299047, M402158, etc. The patent case reveals.

In addition, a telescopic cover disclosed in Japanese Patent Application No. M498081, which is incorporated by the applicant, includes a scale unit, a support unit and a shielding unit. The scale unit has a plurality of scales, and the scales respectively utilize a majority The dowel is fixed to a plurality of support plates of the support unit, and the shielding unit is also riveted to the support plates together with the scale unit. Although the telescopic cover has achieved the intended purpose of use, since the scales and the shielding unit are respectively fixed to the support plates of the support unit by the rivets, when the scales are damaged or deformed, it is impossible. The disassembly is performed separately, and even if the rivets are broken in order to remove the scales, the shielding unit may be destroyed.

And because the scales are damaged or deformed, the telescopic cover may not be used normally, and the entire set of replacement may be required, which is quite uneconomical.

Accordingly, it is an object of the present invention to provide a telescopic cover of a replaceable scale that is simple in construction and easy to handle.

Therefore, the telescopic cover of the replaceable scale of the present invention comprises a support unit, a scale unit, a shielding unit and a plurality of positioning members. The support unit has a plurality of support plates each having a plurality of spaced apart mounting holes, the scale unit having a plurality of scales that are erected along a first axial direction and are detachably mountable to the support plates, respectively. The equal scales each have a connecting plate detachably fixed to one side of the supporting plates and a shielding plate disposed at the intersection of the connecting plates, and the connecting plates are respectively provided with a plurality of positioning holes respectively corresponding to the mounting holes. The scales may be operated in a state of being condensed such that the connecting plates approach each other, and the projection unit is coupled to the support unit and the scale unit and is made of a flexible cloth. And a plurality of fixing portions respectively fixed to the connecting plates and the supporting plates, and a plurality of shielding portions integrally connected to the fixing portions, respectively, wherein the positioning members are respectively mounted on the mounting holes of the supporting plates The scallops are in the locating holes.

The effect of the novel is that the scales of the scale unit can be detachably mounted on one side of the support plates, and the partial scales can be replaced separately, and the operation of replacing the scales is relatively easy and fast, and can conform to economic principles.

10‧‧‧Support unit

11‧‧‧Support board

111‧‧‧Mounting holes

X‧‧‧first axial direction

Y‧‧‧second axial

20‧‧‧ scale unit

21‧‧‧ scales

211‧‧‧Connecting plate

212‧‧‧ visor

213‧‧‧Positioning holes

41‧‧‧ head

42‧‧‧ pole

43‧‧‧Riveting

44‧‧ ‧ retaining ring

45‧‧‧ Ring groove

20’‧‧‧scale unit

21’‧‧‧ scales

213’‧‧‧Positioning holes

40’‧‧‧positioning parts

41’‧‧‧ Ontology

214‧‧‧Major hole

215‧‧‧Small hole

30‧‧‧shading unit

31‧‧‧ Fixed Department

32‧‧‧Shading Department

40‧‧‧ Positioning parts

411’‧‧‧ head

412’‧‧‧ Rod

413’‧‧‧Flexible hook

414’‧‧‧ channel

42’‧‧‧ buckle

421’‧‧‧ buttonhole

Other features and effects of the present invention will be apparent from the following description of the drawings, wherein: Figure 1 is a partial perspective view of a first embodiment of the telescopic cover of the replaceable scale of the present invention; A cross-sectional view of a first embodiment of the first embodiment; FIG. 3 is a partially broken cross-sectional view of the first embodiment; FIG. 4 is an incomplete partial operation diagram of the first embodiment; FIG. 6 is a partially assembled perspective view of a second embodiment of the telescopic cover of the replaceable scale of the present invention; and FIG. 7 is a combined sectional view of the second embodiment; Figure.

Before the present invention is described in detail, it should be noted that in the following description, similar elements are denoted by the same reference numerals.

Referring to FIG. 1 to FIG. 3, a first embodiment of the telescopic cover of the replaceable scale includes a support unit 10, a scale unit 20, a shielding unit 30 and a plurality of positioning members 40.

The support unit 10 has a plurality of support plates 11 arranged along a first axial direction X. Each of the support plates 11 has a plurality of mounting holes 111 spaced apart along a second axial direction Y perpendicular to the first axial direction X. .

The scale unit 20 has a plurality of scales 21 which are erected in the first axial direction X and are detachably mounted to the support plates 11 respectively. The scales 21 each have a detachable fixing on the side of the support plates 11 The connecting plate 211 and a shutter 212 disposed at the intersection of the connecting plate 211 are respectively provided with a plurality of positioning holes 213 respectively corresponding to the mounting holes 111. The positioning holes 213 each have a large hole portion 214 and a small hole portion 215 that communicates with the large hole portion 214 along the second axial direction Y.

The shielding unit 30 is coupled to the support unit 10 and the scale unit 20 and is provided with a flexible cloth material, and has a plurality of fixing portions 31 respectively fixed to the connecting plates 211 and the supporting plates 11 and a plurality of integrally connected to each other. The shielding portion 32 on the side of the fixing portion 31.

The positioning members 40 are respectively mounted in the mounting holes 111 of the support plates 11 and the positioning holes 213 of the scales 21 . The positioning members 40 of the embodiment are non-removable and are respectively riveted in the mounting holes 111 of the supporting plates 11 and each have a head 41 connected to the head 41 and passing through the heads 41. The mounting hole 111 and the rod portion 42 of the fixing portion 31, a riveting portion 43 disposed at the end of the rod portion 42 opposite to the head portion 41, a retaining ring 44 disposed at the rod portion 42, and a portion interposed therebetween Stop ring 44 and the head 41 The annular groove 45 between the two can support the support plate 11 and the outside of the shielding unit 30.

With the combination of the above members, the scales 21 can be operated in a condensed state (not shown) which brings the connecting plates 211 toward each other, and is operated in an extended state in which the connecting plates 211 are apart from each other (see FIG. 2). In order to achieve the purpose of using the telescopic cover.

As shown in FIG. 1 , FIG. 3 and FIG. 4 , when the assembly is performed, the support unit 10 and the shielding unit 30 are first riveted integrally by the positioning members 40 , and the retaining rings 44 are abutted against the same. The support plate 11 and the shielding unit 30 are externally exposed, and the annular groove 45 is exposed outside the shielding unit 30. Then, the large hole portions 214 of the scales 21 are aligned with the positioning members 40 and nested, and after the large hole portions 214 respectively correspond to the annular grooves 45, the scales 21 are operated along the first The two axial Y slides enable the small hole portions 215 to be corresponding to the rod portions 42 and nested in the annular grooves 45, so that the head portions 41 are locked and positioned in the small hole portions 215. On the outside, the scales 21 can be positioned relative to the support plates 11 and the shielding unit 30.

When the scale 21 is damaged, the operator only needs to push the scale 21 to be displaced along the second axial direction Y, and the large hole portions 214 of each of the positioning holes 213 respectively correspond to the positioning members 40, so that the operator can easily The damaged scale 21 is detached from the supporting unit 10 and the shielding unit 30, and is replaced. After the replacement, the scale 21 is further displaced in the second axial direction Y, and the small holes 215 can be correspondingly The rod portions 42 are nested in the annular grooves 45. Therefore, when part of the scale 21 is damaged or deformed, it can be carried out separately. When the scale 21 is removed, the positioning member is not damaged, and the shielding unit 30 is not damaged. And the operation of replacing the scales 21 is quite easy and fast, and can conform to economic principles.

As shown in Fig. 6 and Fig. 7, a second embodiment of the telescopic cover of the replaceable scale of the present invention also includes a support unit 10, a scale unit 20', a shielding unit 30 and a plurality of positioning members 40'. The structure of the supporting unit 10 and the shielding unit 30 is completely the same as that of the first embodiment, and the detailed structure will not be described again.

The scale unit 20' has a plurality of scales 21' each having a plurality of positioning holes 213' each having a circular hole shape corresponding to the mounting holes 111, respectively.

The positioning members 40 ′ are respectively detachably mounted in the mounting holes 111 of the support plates 11 and the positioning holes 213 ′ of the scales 21 ′, and the positioning members 40 ′ each have a body 41 ′ and a a buckle 42', the body 41' has a head portion 411' and a rod portion 412' connected to one side of the head portion 411'. Each of the rod portions 412' has a pair of elastic hooks 413' and a A channel 414' between the elastic hooks 413', the buckle 42' has a buttonhole 421' through which the elastic hooks 413' pass.

One end of the body 41' of the positioning member 40' is provided with a resilient hook 413', respectively, through the mounting holes 111, the positioning holes 213' and the shielding unit 30, and the elastic hooks 413' are exposed. When the outer side of the scale 21' is outside, the buckle 42' is fastened to the outside of the elastic hook 413', and the support unit 10 and the scale unit 20' can be used by the positioning member 40'. The shielding unit 30 is connected in one body.

When the scale 21' is damaged, the operator only needs to use a tool to press the elastic hooks 413' of each of the positioning members 40', and the buckles 42' are smoothly detached from the elastic hooks 413', that is, The body 41' can be detached from the support unit 10, the scale unit 20' and the shielding unit 30, and the operation of replacing the scales 21' can be performed, and the positioning members 40' can be reused. Therefore, the scale 21' of the second embodiment of the present invention can also be separately replaced and can achieve the intended purpose.

However, the above is only the embodiment of the present invention, and when it is not possible to limit the scope of the present invention, all the simple equivalent changes and modifications according to the scope of the patent application and the contents of the patent specification are still This new patent covers the scope.

10‧‧‧Support unit

11‧‧‧Support board

111‧‧‧Mounting holes

X‧‧‧first axial direction

Y‧‧‧second axial

20‧‧‧ scale unit

21‧‧‧ scales

211‧‧‧Connecting plate

212‧‧‧ visor

215‧‧‧Small hole

30‧‧‧shading unit

31‧‧‧ Fixed Department

32‧‧‧Shading Department

40‧‧‧ Positioning parts

41‧‧‧ head

42‧‧‧ pole

43‧‧‧Riveting

44‧‧ ‧ retaining ring

213‧‧‧Positioning holes

214‧‧‧Major hole

45‧‧‧ Ring groove

Claims (4)

The utility model relates to a telescopic cover for a replaceable scale, comprising: a support unit having a plurality of support plates, each of the support plates having a plurality of spaced apart mounting holes; a scale unit having a plurality of mutually erected along a first axial direction Separatingly mounted on the scales of the support plates, each of the scales has a connection plate detachably fixed to one side of the support plates and a shutter disposed at the intersection of the connection plates, and the connection plates are respectively provided There are a plurality of positioning holes respectively corresponding to the mounting holes, and the scales are operated in a state of condensation which brings the connecting plates closer to each other, and are operated in an extended state in which the connecting plates are apart from each other; a shielding unit is coupled to The support unit and the scale unit are made of a flexible cloth material, and have a plurality of fixing portions respectively fixed to the connecting plates and the supporting plates, and a plurality of shielding portions integrally connected to the fixing portions, respectively; A plurality of positioning members are respectively mounted in the mounting holes of the support plates and the positioning holes of the scales. The telescopic cover of the replaceable scale according to claim 1, wherein the positioning members are respectively riveted in the mounting holes of the support plates, and each has a head, and is connected to the head and passes through The mounting holes and the rod portions of the fixing portions and a riveting portion disposed at the end of the rod portion opposite to the head portion, the positioning holes of the scale unit each having a large hole portion and a large portion a small hole portion communicating with the hole portion, the large hole portion being available for a head sleeve of the positioning member And the sliding of the scales is performed such that the small hole portions correspond to the rod portions, and the head portions are locked and positioned outside the small hole portions. The telescopic cover of the replaceable scale of claim 2, wherein each of the positioning members further has a retaining ring disposed on the stem and a ring groove between the retaining ring and the head, The retaining ring abuts against the support plate and the outside of the shielding unit, and the small hole portions respectively correspond to the annular grooves. The telescopic cover of the replaceable scale of claim 1, wherein the positioning members are respectively detachably mounted in the mounting holes of the support plates and the positioning holes of the scales, and the positioning members are respectively The utility model has a body and a buckle, the body has a head and a rod connected to one side of the head, the rods each have a pair of elastic hooks and a channel between the elastic hooks. The buckle has a buttonhole through which the elastic hooks pass.