CN214771321U

CN214771321U - Tool and have its burnishing device

Info

Publication number: CN214771321U
Application number: CN202120270219.9U
Authority: CN
Inventors: 朱鹏; 李旭辉
Original assignee: Suzhou Lingyu Electronic Technology Co Ltd
Current assignee: Suzhou Lingyu Electronic Technology Co Ltd
Priority date: 2021-01-29
Filing date: 2021-01-29
Publication date: 2021-11-19
Anticipated expiration: 2031-01-29

Abstract

The application discloses tool and polishing device who has it, tool wherein includes: a guide bar; the first protection parts are provided with a plurality of first protection parts, and one first protection part is used for being spliced with two products and forming a combined piece; the first protection part is arranged on the guide rod; the middle edges of the front surface and the back surface of the first protection piece are respectively provided with a first bulge; a plurality of second prevention pieces; the second protection part and the assembly are arranged on the guide rod at intervals; through grooves are respectively formed in the two ends of the second protection part; second convex parts are respectively arranged on the middle edges of the front surface and the back surface of the second protection part; the technical scheme of this application can be used for the clamping of product in the process of rough polishing and fine polishing simultaneously, improves machining efficiency, reduces defective rate and the manufacturing cost of product.

Description

Tool and have its burnishing device

Technical Field

The application relates to the technical field of polishing, in particular to a jig and a polishing device with the same.

Background

In the related technology, the product needs to be polished by two procedures of rough polishing and fine polishing, and because the rough polishing jig and the fine polishing jig of the product cannot be shared, the product needs to be clamped twice and blanked twice, so that the processing efficiency of the product is low; in addition, the clamping and the blanking of the product are manually carried out, so that the product is easy to be bad, and the reject ratio and the production cost of the product are influenced.

SUMMERY OF THE UTILITY MODEL

The present application is directed to solving at least one of the problems in the prior art. Therefore, the application provides a tool, can be used for the clamping of product in the process of rough polishing and fine polishing simultaneously, improves machining efficiency, reduces defective rate and the manufacturing cost of product.

The application also provides a polishing device with the jig.

The jig is used for polishing a product, the product comprises two third straight blocks and two fourth arc blocks, the two third straight blocks are oppositely arranged, the two fourth arc blocks are symmetrically arranged at two ends of the product, two ends of each fourth arc block are fixedly connected with the two third straight blocks respectively, a first through area is formed between the two third straight blocks and the two fourth arc blocks, and a convex edge is arranged on the reverse side of each fourth arc block;

the tool includes:

the guide rod is used for inserting the product;

the first protection parts are provided with a plurality of first protection parts, and one first protection part is used for being spliced with two products and forming a combined piece; the first protection piece is arranged on the guide rod; the middle edges of the front surface and the back surface of the first protection piece are respectively provided with a first bulge; the first protruding parts are used for being inserted into the first through area from the front face of a product, and the first protruding parts are abutted with the inner side faces of the third straight blocks;

a second prevention piece provided with a plurality of pieces; the second protection piece and the assembly are arranged on the guide rod at intervals; through grooves are respectively formed in two ends of the second protection part and used for the convex edges to be inserted and connected; second protruding parts are respectively arranged on the middle edges of the front surface and the back surface of the second protection part, the second protruding parts are used for being inserted into the first through area from the back surface of a product, and the second protruding parts are abutted to the inner side surface of the third straight block; the second boss is used for matching with the first boss to support the product, so that the height of the third straight block protruding out of the guide rod is higher than the height of the middle part of the first protection piece protruding out of the guide rod and the height of the middle part of the second protection piece protruding out of the guide rod.

According to the tool of this application embodiment, have following beneficial effect at least: compared with the technical scheme in the prior art, the jig is provided with the guide rod for inserting the product, and the guide rod is provided with a plurality of first protection parts and a plurality of second protection parts; the first protection block is used for being inserted with two products to form an assembly, and the second protection block and the assembly are arranged on the guide rod at intervals; the front surface and the back surface of the first protection piece are respectively provided with a first protruding part, the first protruding parts are used for being inserted into the first through area of the product from the front surface of the product, and the inner side surfaces of the first protruding parts and the third straight block are abutted; through grooves are respectively formed in two ends of the second protection piece, and the through grooves are used for inserting and connecting convex edges of products so as to protect the convex edges; the front surface and the back surface of the second protection piece are respectively provided with a second bulge, the second bulges are used for being inserted into the first through area of the product from the back surface of the product, the inner side surfaces of the second bulge and the third straight block resist, the first bulge and the second bulge are used for supporting the product, so that the height of the third straight block protruding out of the guide rod is higher than the height of the middle part of the first protection piece and the height of the middle part of the second protection piece protruding out of the guide rod, and the rough polishing mechanism and the fine polishing mechanism of the product can polish the product inserted on the jig; the technical scheme of this application can be used for the clamping of product in the process of rough polishing and fine polishing simultaneously, improves machining efficiency, reduces defective rate and the manufacturing cost of product.

According to some embodiments of the application, the first protection part comprises two first straight blocks and two first arc-shaped blocks, wherein the two first straight blocks are arranged oppositely, the two first arc-shaped blocks are symmetrically arranged at two ends of the first protection part, two ends of the first arc-shaped blocks are fixedly connected with the two first straight blocks respectively, and the first protruding parts are arranged on the front side and the back side of each first straight block respectively.

According to some embodiments of the present application, two of the first straight blocks are each provided with a groove, and the two grooves are respectively provided on the outer side surfaces of the two first straight blocks.

According to some embodiments of the present application, the second protection member includes two second straight blocks, two second arc-shaped blocks and two third arc-shaped blocks, the two second straight blocks are oppositely disposed, the two second arc-shaped blocks are symmetrically disposed at two ends of the second protection member, two ends of the second arc-shaped block are fixedly connected to the two second straight blocks respectively, two third arc-shaped blocks are symmetrically disposed at two ends of the second protection member, and two ends of the third arc-shaped block are fixedly connected to the two second straight blocks respectively; the third arc-shaped blocks are arranged on the outer sides of the second arc-shaped blocks, and the through groove is formed between one second arc-shaped block and one third arc-shaped block; the front surface and the back surface of the second straight block are respectively provided with the second bulge parts.

According to some embodiments of the application, the jig further comprises a fastener, and the fastener is detachably mounted on one end of the guide rod.

According to some embodiments of the application, the jig further comprises a fixing piece, and the fixing piece is detachably mounted at the other end of the guide rod.

According to some embodiments of the application, the jig further comprises two third protection pieces, and the two third protection pieces are respectively arranged on the guide rod; two ends of one third protection piece are respectively connected with the fastening piece and one second protection piece, and two ends of the other third protection piece are respectively connected with the fastening piece and one second protection piece.

According to some embodiments of the present application, the jig further comprises a plug-in connector; the guide rod with all be provided with a plurality of locating hole on the mounting, the plug connector wear to locate in proper order the mounting with the locating hole on the guide rod.

A polishing apparatus according to an embodiment of the second aspect of the present application, comprising: such as the jig in any of the embodiments of the first aspect.

In this embodiment, since the polishing apparatus is provided with the jig in any one of the above embodiments of the first aspect, the polishing apparatus in this embodiment has the beneficial effects and functional characteristics brought by the jig in any one of the above embodiments of the first aspect.

Additional aspects and advantages of the present application will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the present application.

Drawings

The above and/or additional aspects and advantages of the present application will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural view of a product fixed by a jig according to an embodiment of the first aspect of the present application;

FIG. 2 is a top view of a product held by a fixture according to an embodiment of the first aspect of the present application;

FIG. 3 is a cross-sectional view of a fixture according to an embodiment of the first aspect of the present application;

FIG. 4 is a schematic view of the fastener and guide of FIG. 2;

fig. 5 is a schematic structural view of a product protected by a jig according to an embodiment of the first aspect of the present application;

fig. 6 is a schematic structural diagram of a first protection component of a jig according to an embodiment of the first aspect of the present application;

fig. 7 is a schematic structural diagram of a second protection component of the jig according to the first aspect of the present application;

fig. 8 is a schematic structural diagram of a third protection member of the jig according to the first aspect of the present application.

Reference numerals:

a guide bar 100;

a first prevention piece 200; a first straight block 210; the first convex portion 211; a recess 212; a first arcuate block 220;

a second prevention piece 300; a second straight block 310; the second boss 311; a through slot 312; a second arcuate block 320; a third arcuate segment 330;

a fastener 400;

a fixing member 500; positioning holes 510;

a third prevention piece 600; a plug-in connector 700;

product 800; a third straight block 810; a fourth arcuate block 820; a rim 822.

Detailed Description

Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present application and are not to be construed as limiting the present application.

In the description of the present application, it is to be understood that the positional descriptions, such as the directions of up, down, front, rear, and the like, referred to as positional or positional relationships, are based on the directions or positional relationships shown in the drawings, and are only for convenience of describing the present application and simplifying the 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 application.

In the description of the present application, the meaning of a plurality is one or more, the meaning of a plurality is two or more, and larger, smaller, larger, etc. are understood as excluding the present number, and larger, smaller, inner, etc. are understood as including the present number. If the first and second are described for the purpose of distinguishing technical features, the description should not be interpreted as indicating or implying any relative importance or implicit indication of the number of technical features indicated or implicit indication of the precedence of the technical features indicated.

In the description of the present application, unless otherwise expressly limited, terms such as set, mounted, connected and the like should be construed broadly, and those skilled in the art can reasonably determine the specific meaning of the terms in the present application by combining the detailed contents of the technical solutions.

Referring to fig. 1 to 8, a jig according to an embodiment of the first aspect of the present application is used for polishing a product 800, the product 800 includes two third straight blocks 810 and two fourth arc blocks 820, the two third straight blocks 810 are disposed opposite to each other, the two fourth arc blocks 820 are symmetrically disposed at two ends of the product 800, two ends of the fourth arc blocks 820 are respectively and fixedly connected to the two third straight blocks 810, a first through region is formed between the two third straight blocks 810 and the two fourth arc blocks 820, and a convex edge 822 is disposed on an opposite side of the fourth arc blocks 820;

the tool includes:

the guide rod 100 is used for inserting the product 800;

a plurality of first protection parts 200, wherein the first protection parts 200 are provided, and one first protection part 200 is used for being spliced with two products 800 and forming an assembly; the first prevention piece 200 is disposed on the guide bar 100; the first protection piece 200 is provided with first convex parts 211 at the middle edges of the front and back surfaces thereof; the first protruding parts 211 are all used for being inserted into the first through area from the front surface of the product 800, and the inner side surfaces of the first protruding parts 211 and the third straight block 810 are abutted;

a second prevention piece 300, the second prevention piece 300 being provided in plurality; second guard 300 and the assembly are spaced apart on guide bar 100; through grooves 312 are respectively formed at two ends of the second protection member 300, and the through grooves 312 are used for the insertion of the convex edges 822; the middle edges of the front and back surfaces of the second protection piece 300 are respectively provided with a second convex part 311, the second convex parts 311 are used for being inserted into the first through area from the back surface of the product 800, and the inner side surfaces of the second convex parts 311 and the third straight block 810 are abutted; the second protrusion 311 is used to support the product 800 in cooperation with the first protrusion 211, so that the height of the third straight block 810 protruding from the guide bar 100 is higher than the height of the middle of the first prevention piece 200 and the height of the middle of the second prevention piece 300 protruding from the guide bar 100.

It can be understood that the product 800 includes two third straight blocks 810 and two fourth arc-shaped blocks 820, the two fourth arc-shaped blocks 820 are symmetrically disposed at two ends of the product 800, and the orientations of the two fourth arc-shaped blocks 820 are oppositely disposed; two ends of the two fourth arc-shaped blocks 820 are respectively and fixedly connected with the two third straight blocks 810, and a first through area is formed between the two third straight blocks 810 and the two fourth arc-shaped blocks 820; the first through-hole region is formed to allow the product 800 to be inserted into the guide bar 100.

It can be understood that the reverse side of the fourth arc block 820 is provided with a convex edge 822, and the convex edge 822 is a position on the product 800 where contour degree monitoring is required; it can be understood that, in the rough polishing process, the polishing mechanism needs to polish the outer sides of the two third straight blocks 810, and in the fine polishing process, the polishing mechanism needs to polish the outer sides of the two third straight blocks 810 and the outer side of the fourth arc-shaped block 820 except for the convex edge 822.

It is understood that the first prevention piece 200 is provided on the guide bar 100; the middle edges of the front and back surfaces of the first protection member 200 are respectively provided with a first protruding portion 211, the first protruding portions 211 are all used for being inserted into the first through area of the product 800 from the front surface of the product 800, and the first protruding portions 211 abut against the inner side surface of the third straight block 810; two products 800 can be respectively disposed on the front and back sides of the first protection member 200, such that one first protection member 200 can be inserted into two products 800 to form an assembly.

It can be appreciated that by disposing two products 800 on opposite sides of the first protection member 200, the distance between the

products

800 and 800 can be increased, which is beneficial for the polishing mechanism to polish the products 800.

It is understood that second guard 300 is spaced from the assembly on guide 100; the front and back surfaces of the second protection member 300 are respectively provided with a second protrusion 311, the second protrusions 311 are used for being inserted into the first through area of the product 800 from the back surface of the product 800, and the second protrusions 311 abut against the inner side surface of the third straight block 810; it is understood that both sides of second protection component 300 can be respectively inserted into two products 800.

It is understood that the second protrusion 311 is used to support the product 800 in cooperation with the first protrusion 211, such that the third straight block 810 protrudes above the guide bar 100 at a higher height than the middle of the first prevention piece 200 and the middle of the second prevention piece 300 protrudes above the guide bar 100; by making the third straight block 810 protrude from the guide bar 100 to a height higher than the middle portion of the first prevention piece 200 and the middle portion of the second prevention piece 300 protruding from the guide bar 100, both the polishing mechanism in the rough polishing process and the polishing mechanism in the fine polishing process can polish the product 800 disposed between the first prevention piece 200 and the second prevention piece 300.

It is understood that the two ends of the second protection member 300 are respectively provided with the through slots 312, and the through slots 312 are provided for the insertion of the convex edges 822; when the second protruding portion 311 is inserted into the first through area of the product 800 from the reverse side of the product 800, the convex edge 822 of the product 800 can be inserted into the through groove 312, and the second protection member 300 can protect the product 800.

According to the tool of this application embodiment, have following beneficial effect at least: compared with the technical scheme of the prior art, the jig is provided with the guide rod 100 for the insertion of the product 800, and the guide rod 100 is provided with a plurality of first protection parts 200 and a plurality of second protection parts 300; a first protection block is used for being spliced with two products 800 to form an assembly, and the second protection piece 300 and the assembly are arranged on the guide rod 100 at intervals; the front and back surfaces of the first protection member 200 are respectively provided with a first protruding portion 211, the first protruding portions 211 are used for being inserted into the first through area of the product 800 from the front surface of the product 800, and the inner side surfaces of the first protruding portion 211 and the third straight block 810 are abutted; through grooves 312 are respectively formed at two ends of the second protection member 300, and the through grooves 312 are used for inserting the convex edge 822 of the product to protect the convex edge 822; the front and back surfaces of the second protection member 300 are respectively provided with a second protrusion 311, the second protrusions 311 are used for being inserted into the first through area of the product 800 from the back surface of the product 800, the inner side surfaces of the second protrusion 311 and the third straight block 810 resist, the first protrusion 211 and the second protrusion 311 are used for supporting the product 800, so that the height of the third straight block 810 protruding out of the guide rod 100 is higher than the height of the middle part of the first protection member 200 and the height of the middle part of the second protection member 300 protruding out of the guide rod 100, and the rough polishing mechanism and the fine polishing mechanism of the product 800 can polish the product 800 inserted into the jig; the technical scheme of this application can be used for the clamping of product 800 in the process of rough polishing and fine polishing simultaneously, improves machining efficiency, reduces product 800's defective rate and manufacturing cost.

Referring to fig. 2 and 6, according to some embodiments of the present application, the first protection member 200 includes two first straight blocks 210 and two first arc blocks 220, the two first straight blocks 210 are disposed opposite to each other, the two first arc blocks 220 are symmetrically disposed at two ends of the first protection member 200, two ends of the first arc blocks 220 are fixedly connected to the two first straight blocks 210, and the front and back sides of the first straight blocks 210 are respectively provided with first protrusions 211.

It can be understood that the first protection member 200 is formed by a first straight block 210 and two first arc-shaped blocks 220, the two first straight blocks 210 are oppositely arranged, the two first arc-shaped blocks 220 are symmetrically arranged at two ends of the first protection block, the two first arc-shaped blocks 220 are oppositely arranged, and two ends of the two first straight blocks 210 are fixedly connected with the two first straight blocks 210 respectively.

It is understood that a second through area can be formed between the two first straight blocks 210 and the two first arc-shaped blocks 220; the second through-region allows the first guard 200 to be fitted to the guide bar 100.

It can be understood that the middle portions of the front and back surfaces of the first flat block 210 are respectively provided with a first convex portion 211; the first protrusions 211 are respectively disposed on the front and back surfaces of the two first straight blocks 210, so that the two products 800 can be respectively inserted into the two sides of the first protection element 200.

Referring to fig. 2 and 6, according to some embodiments of the present application, two grooves 212 are disposed on each of the two first straight blocks 210, and the two grooves 212 are disposed on outer lateral surfaces of the two first straight blocks 210, respectively.

It can be understood that the two first straight blocks 210 are respectively provided with a groove 212 on the outer side surface; by providing the groove 212, the polishing wheel can be prevented from contacting and rubbing the first flat block 210.

Referring to fig. 2 and 7, according to some embodiments of the present application, the second protection member 300 includes two second straight blocks 310, two second arc blocks 320, and two third arc blocks 330, the two second straight blocks 310 are disposed oppositely, the two second arc blocks 320 are symmetrically disposed at two ends of the second protection member 300, two ends of the second arc blocks 320 are fixedly connected to the two second straight blocks 310, respectively, two third arc blocks 330 are symmetrically disposed at two ends of the second protection member 300, and two ends of the third arc blocks 330 are fixedly connected to the two second straight blocks 310, respectively; the third arc-shaped blocks 330 are arranged at the outer sides of the second arc-shaped blocks 320, and a through groove 312 is formed between one second arc-shaped block 320 and one third arc-shaped block 330; the front and back surfaces of the second straight block 310 are respectively provided with a second protrusion 311.

It can be understood that the second protection member 300 is composed of two second straight blocks 310, two second arc-shaped blocks 320 and two third arc-shaped blocks 330, wherein the two second straight blocks 310 are oppositely arranged, the two second arc-shaped blocks 320 and the two third arc-shaped blocks 330 are respectively symmetrically arranged at two ends of the second protection member 300, the two second arc-shaped blocks 320 are oppositely arranged, and the two third arc-shaped blocks 330 are oppositely arranged; the two ends of the second arc-shaped block 320 and the two ends of the third arc-shaped block 330 are fixedly connected with the two straight blocks respectively, and the third arc-shaped block 330 is arranged on the outer side of the second arc-shaped block 320.

It is understood that a third pass-through region can be formed between the two second straight blocks 310 and the two second arcuate blocks 320; the third through-regions are formed so that the second guard 300 can be fitted to the guide bar 100.

It is understood that a through slot 312 can be formed between the second arcuate segment 320 and the third arcuate segment 330; the through-slots 312 are formed to receive the rim 822 of the product 800 to shield the rim 822 of the product 800.

It can be understood that the middle portions of the front and back surfaces of the second flat block 310 are respectively provided with a second convex portion 311; by providing the second protruding portion 311, the product 800 can be supported by matching with the first protruding portion 211, so that the height of the third straight block 810 protruding from the guide rod 100 is higher than the height of the middle portion of the first protection element 200 and the height of the middle portion of the second protection element 300 protruding from the guide rod 100, and the product 800 between the first protection element 200 and the second protection element 300 can be polished by both the polishing mechanism of the rough polishing process and the polishing mechanism of the fine polishing process.

Referring to fig. 2 and 4, according to some embodiments of the present application, the jig further includes a fastener 400, and the fastener 400 detachably mounts one end of the guide bar 100.

It will be appreciated that fastener 400 is removably mounted to one end of guide 100; before product 800 and each guard are sleeved on guide rod 100, fastener 400 is mounted on guide rod 100, so that product 800 and each guard can be limited on guide rod 100, and product 800 or guard is prevented from sliding out of one end of guide rod 100. It will be appreciated that fastener 400 is inserted onto guide bar 100.

Referring to fig. 1 and 2, according to some embodiments of the present application, the jig further includes a fixing member 500, and the fixing member 500 is detachably mounted to the other end of the guide bar 100.

It is understood that the fixing member 500 is detachably mounted to the other end of the guide bar 100; after product 800 and each guard are fitted over guide bar 100, product 800 and each guard can be fixed between mount 500 and fastener 400 by attaching mount 500 to guide bar 100. It will be appreciated that mount 500 is inserted onto guide 100.

Referring to fig. 2 and 8, according to some embodiments of the present disclosure, the jig further includes two third prevention pieces 600, two third prevention pieces 600 being respectively disposed on the guide bar 100; both ends of one third prevention piece 600 are respectively connected with the fastener 400 and one second prevention piece 300, and both ends of the other third prevention piece 600 are respectively connected with the fixing piece 500 and one second prevention piece 300.

It can be understood that the jig is further provided with two third prevention pieces 600, and the two third prevention pieces 600 are respectively inserted into the guide rod 100; one of the third protection members 600 is disposed between the fastening member 400 and one of the second protection member 300 jigs, and the other third protection member 600 is disposed between the fastening member 500 and one of the second protection member 300 jigs.

It is understood that the fastener 400 and the second prevention piece 300, and the fixing piece 500 and the second prevention piece 300 can be spaced apart by the third prevention piece 600, and the polishing wheel and the fastener 400 or the fixing piece 500 can be prevented from contacting during polishing.

Referring to fig. 1 and 2, according to some embodiments of the present application, the jig further includes a plug 700; the guide rod 100 and the fixing member 500 are respectively provided with a plurality of positioning holes 510, and the plug connector 700 is sequentially arranged in the positioning holes 510 of the fixing member 500 and the guide rod 100.

It can be understood that the guide rod 100 and the fixing member 500 are respectively provided with a plurality of positioning holes 510, and the plug connector 700 is sequentially inserted into the positioning holes 510 of the fixing member 500 and the guide rod 100; the fixing member 500 can be fixed to the guide bar 100 by the insertion member 700.

It can be understood that the polishing device comprises a jig, a rough polishing mechanism and a fine polishing mechanism, a plurality of products 800 are clamped on the jig, the jig with the products 800 clamped thereon is sequentially placed into the rough polishing mechanism and the fine polishing mechanism for processing, and the products 800 are discharged after the fine polishing process is completed, so that the polishing process of the products 800 can be completed.

The jig in the first aspect of the present application is described in detail with a specific embodiment with reference to fig. 1 to 8.

A jig is used for polishing a product 800, the product 800 comprises two third straight blocks 810 and two fourth arc-shaped blocks 820, the two third straight blocks 810 are oppositely arranged, the two fourth arc-shaped blocks 820 are symmetrically arranged at two ends of the product 800, two ends of each fourth arc-shaped block 820 are fixedly connected with the two third straight blocks 810 respectively, a first through area is formed between the two third straight blocks 810 and the two fourth arc-shaped blocks 820, and a convex edge 822 is arranged on the reverse side of each fourth arc-shaped block 820;

the tool includes:

the guide rod 100 is used for inserting the product 800;

a plurality of first protection parts 200, one first protection part 200 is used for being spliced with two products 800 and forming an assembly; the first prevention piece 200 is disposed on the guide bar 100; the first protection part 200 comprises two first straight blocks 210 and two first arc-shaped blocks 220, the two first straight blocks 210 are oppositely arranged, the two first arc-shaped blocks 220 are symmetrically arranged at two ends of the first protection part 200, two ends of the first arc-shaped blocks 220 are fixedly connected with the two first straight blocks 210 respectively, and the front surface and the back surface of each first straight block 210 are provided with first convex parts 211 respectively; the first protruding parts 211 are all used for being inserted into the first through area from the front surface of the product 800, and the inner side surfaces of the first protruding parts 211 and the third straight block 810 are abutted; the two first straight blocks 210 are respectively provided with a groove 212, and the two grooves 212 are respectively arranged on the opposite sides of the two first protection pieces 200;

a plurality of second prevention pieces 300; second guard 300 and the assembly are spaced apart on guide bar 100; the second protection part 300 comprises two second straight blocks 310, two second arc-shaped blocks 320 and two third arc-shaped blocks 330, the two second straight blocks 310 are arranged oppositely, the two second arc-shaped blocks 320 and the two third arc-shaped blocks 330 are respectively and symmetrically arranged at two ends of the second protection part 300, two ends of the second arc-shaped blocks 320 and two ends of the third arc-shaped blocks 330 are respectively and fixedly connected with the two second straight blocks 310, the third arc-shaped blocks 330 are arranged at the outer sides of the second arc-shaped blocks 320, a through groove 312 is formed between one second arc-shaped block 320 and one third arc-shaped block 330, and the through groove 312 is used for inserting the convex edge 822 and protecting the convex edge 822; the front and back surfaces of the second straight block 310 are respectively provided with a second protrusion 311, the second protrusion 311 is used for matching with the first protrusion 211 to support the product 800, so that the height of the third straight block 810 protruding out of the guide bar 100 is higher than the height of the middle of the first protection part 200 and the height of the middle of the second protection part 300 protruding out of the guide bar 100;

a fastener 400, the fastener 400 being detachably mounted to one end of the guide bar 100;

the fixing member 500 is detachably mounted at the other end of the guide bar 100; the guide rod 100 and the fixing piece 500 are respectively provided with a plurality of positioning holes 510, and the plug connectors 700 are sequentially arranged in the positioning holes 510 on the fixing piece 500 and the guide rod 100 in a penetrating manner;

two third prevention pieces 600 are provided, and the two third prevention pieces 600 are respectively arranged on the guide rod 100; both ends of one third prevention piece 600 are respectively connected with the fastener 400 and one second prevention piece 300, and both ends of the other third prevention piece 600 are respectively connected with the fixing piece 500 and one second prevention piece 300.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "specifically," or "some examples" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present application have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and alterations to these embodiments may be made without departing from the principles and spirit of this application, and are intended to be included within the scope of this application.

Claims

1. A jig is used for polishing a product, the product comprises two third straight blocks and two fourth arc blocks, the two third straight blocks are arranged oppositely, the two fourth arc blocks are symmetrically arranged at two ends of the product, two ends of each fourth arc block are fixedly connected with the two third straight blocks respectively, a first through area is formed between the two third straight blocks and the two fourth arc blocks, and a convex edge is arranged on the reverse side of each fourth arc block;

it is characterized in that the jig comprises:

the guide rod is used for inserting the product;

2. The jig of claim 1, wherein: the first protection part comprises two first straight blocks and two first arc-shaped blocks, the two first straight blocks are arranged oppositely, the two first arc-shaped blocks are symmetrically arranged at two ends of the first protection part, two ends of the first arc-shaped blocks are fixedly connected with the two first straight blocks respectively, and the front side and the back side of each first straight block are provided with the first protruding parts respectively.

3. The jig of claim 2, wherein: the two first straight blocks are provided with grooves, and the two grooves are respectively arranged on the outer side surfaces of the two first straight blocks.

4. The jig of claim 1, wherein: the second protection part comprises two second straight blocks, two second arc-shaped blocks and two third arc-shaped blocks, the two second straight blocks are oppositely arranged, the two second arc-shaped blocks are symmetrically arranged at two ends of the second protection part, two ends of each second arc-shaped block are fixedly connected with the two second straight blocks respectively, the two third arc-shaped blocks are symmetrically arranged at two ends of the second protection part, and two ends of each third arc-shaped block are fixedly connected with the two second straight blocks respectively; the third arc-shaped blocks are arranged on the outer sides of the second arc-shaped blocks, and the through groove is formed between one second arc-shaped block and one third arc-shaped block; the front surface and the back surface of the second straight block are respectively provided with the second bulge parts.

5. The jig of claim 1, wherein: the jig further comprises a fastener, and the fastener is detachably mounted at one end of the guide rod.

6. The jig of claim 5, wherein: the jig further comprises a fixing piece, and the fixing piece is detachably mounted at the other end of the guide rod.

7. The jig of claim 6, wherein: the jig further comprises two third protection pieces, and the two third protection pieces are arranged on the guide rod respectively; two ends of one third protection piece are respectively connected with the fastening piece and one second protection piece, and two ends of the other third protection piece are respectively connected with the fastening piece and one second protection piece.

8. The jig of claim 6, wherein: the jig also comprises a plug connector; the guide rod with all be provided with a plurality of locating hole on the mounting, the plug connector wear to locate in proper order the mounting with the locating hole on the guide rod.

9. A polishing apparatus, comprising: the jig of any one of claims 1 to 8.