CN218504240U - MIM product injection sandblast tool - Google Patents

Abstract

The utility model belongs to the technical field of the sandblast technique and specifically relates to a MIM product injection sandblast tool is related to, including the sandblast board, the sandblast board is including the locating plate and the carriage of placing the product, and the locating plate is fixed in the carriage inner wall, is provided with the locating component to the product location on the locating plate, and the carriage can be dismantled near locating component's one end and be connected with fixed frame, and fixed frame inboard formation supporting network, supporting network act on the product, and the setting of locating plate fretwork forms a plurality of sand leakage holes. This application has the effect that reduces tool sand sticking probability.

Description

MIM product injection sandblast tool

Technical Field

The application relates to the technical field of sand blasting, in particular to an MIM product injection sand blasting jig.

Background

MIM, a short name for metal injection molding, is a molding method in which a plasticized mixture of metal powder and a binder is injected into a mold. The preparation method comprises the steps of mixing the selected powder with a binder, granulating the mixture, and then performing injection molding to obtain the required shape. MIM technology, as a precision forming technology for manufacturing high quality precision parts, has incomparable advantages over conventional powder metallurgy, machining and precision casting methods. The small metal parts with complex shapes can be produced like plastic products; however, there is a burr during the injection molding process, and the burr is usually removed by sand blasting. Need the tool to fix the product when the sandblast, get rid of and drape over one's shoulders cutting edge of a knife or a sword, work efficiency is high.

Referring to fig. 1, a product manufactured by MIM process includes a panel, on which three round holes are formed, and sand blasting is performed after molding to remove burrs. In the correlation technique, the tool is a fixed plate, and the recess that suits with the product is seted up to the fixed plate to in being fixed in the recess with the product through modes such as bolted connection, at the sandblast in-process, the sand material of spraying can be used in the product processing surface.

To above-mentioned correlation technique, the applicant thinks that in the sandblast process, the sand material can remain on the tool, and is difficult to the clearance, takes out the back as the tool from the sandblast machine, can lead to the sand material to remain in the workshop, causes the pollution to the workshop.

SUMMERY OF THE UTILITY MODEL

In order to reduce the sand sticking probability of tool, this application provides a MIM product injection sandblast tool.

The application provides a pair of MIM product injection sandblast tool adopts following technical scheme:

the utility model provides a MIM product injection sandblast tool, includes the sandblast board, the sandblast board is including locating plate and the carriage of placing the product, the locating plate is fixed in the carriage inner wall, be provided with the locating component to the product location on the locating plate, the carriage is close to locating component's one end can be dismantled and be connected with fixed frame, fixed frame inboard forms the supporting network, the supporting network acts on the product, the setting of locating plate fretwork forms a plurality of hourglass sand holes.

Through adopting above-mentioned technical scheme, when handling the product sandblast, put the product on the locating plate, fix a position the product through locating component to fixed frame and carriage are fixed, and the supporting network is used in the product, and is fixed to the product formation, and at the sandblast in-process, the mesh that the supporting network was passed to the sand material of injection acts on the product, and the sand material can be along leaking the landing of sand hole, has reduced the sand sticking probability of tool.

Preferably, the supporting net comprises a plurality of supporting lines, and the supporting lines are fixed on the fixing frame in a staggered manner.

By adopting the technical scheme, when the supporting net is damaged, the damaged supporting wire is replaced, so that the operation is convenient; meanwhile, the supporting lines fix the product and are not easy to stick sand, and the sand sticking efficiency of the jig is further reduced.

Preferably, the positioning assembly comprises a plurality of positioning columns, and the positioning columns penetrate through the round holes of the product.

Through adopting above-mentioned technical scheme, the locate mode that the round hole of product was worn to locate by a plurality of reference columns is simple, has reduced the possibility that the product moved about on the sandblast board at the sandblast in-process.

Preferably, a clamping groove is formed in one side, away from the supporting frame, of the positioning column, and the supporting line penetrates through the clamping groove.

Through adopting above-mentioned technical scheme, the stay wire is spacing in the joint inslot formation, has guaranteed that the stay wire can act on the product, forms fixed effect to the product.

Preferably, a polishing layer is formed on the surface of the support frame.

By adopting the technical scheme, the polishing layer on the surface of the supporting frame enables the surface of the supporting frame to be smooth, sand sticking is not easy, and the probability of sand sticking is further reduced.

Preferably, the carriage is close to one side of fixed frame is provided with a plurality of guide posts, fixed frame has been seted up the guiding hole of guide post looks adaptation, the guide post wears to locate the guiding hole.

Through adopting above-mentioned technical scheme, through the cooperation of guide post and guiding hole, better assurance the mounted position of carriage and fixed frame.

Preferably, the support frame and the positioning plate are integrally formed.

Through adopting above-mentioned technical scheme, increased the structural strength of carriage and locating plate, reduced the possibility that the carriage drops from the locating plate in the sandblast process.

Preferably, a plurality of lightening holes are formed in the supporting frame.

Through adopting above-mentioned technical scheme, the lightening hole reduces the quality of carriage, can reduce the use of production raw materials simultaneously, has the effect of environmental protection.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the product is subjected to sand blasting treatment, the product is placed on the positioning plate, the product is positioned through the positioning assembly, the fixing frame and the supporting frame are fixed, the supporting net acts on the product to fix the product, and in the sand blasting process, the sprayed sand material passes through meshes of the supporting net and acts on the product, and can slide along sand leakage holes, so that the sand sticking probability of the jig is reduced;

2. the surface of the supporting frame is provided with a smooth polishing layer, so that the sand sticking probability of the jig is further reduced.

Drawings

Fig. 1 is a schematic structural diagram of an MIM product to which a product injection and sand blasting jig embodying an embodiment of the present application is applied;

fig. 2 is a schematic overall structure diagram of a product injection sand blasting jig embodying the embodiment of the present application;

FIG. 3 is an enlarged schematic view of portion A of FIG. 2;

FIG. 4 is a schematic view of the overall structure of a sand blast plate embodying the embodiments of the present application.

Reference numerals: 1. a sand blasting plate; 11. positioning a plate; 111. a sand leakage hole; 12. a support frame; 2. a positioning assembly; 21. a positioning column; 211. a clamping groove; 3. a fixing frame; 4. a support net; 41. a support wire; 5. a guide post; 6. a guide hole; 7. a polishing layer; 8. and (7) lightening holes.

Detailed Description

The present application is described in further detail below with reference to figures 2-4.

The embodiment of the application discloses a MIM product injection sandblast tool.

Referring to fig. 2 and 3, an MIM product injection sandblast tool includes a sandblast plate 1, the sandblast plate 1 includes an integrally formed positioning plate 11 and a square support frame 12, and the positioning plate 11 is located on the inner side of the support frame 12. Be provided with locating component 2 to the product location on the locating plate 11, in this embodiment, locating component 2 is three reference column 21, and three reference column 21 integrated into one piece is in locating plate 11, and three reference column 21 is used for wearing to establish the three round hole of product respectively, and the external diameter of reference column 21 is the same with the round hole internal diameter of product, has increased the laminating area of reference column 21 to the product, has improved the location effect to the product.

The fixed frame 3 is dismantled to the one side that the carriage 12 is located the reference column 21 and installs, and the inboard of fixed frame 3 forms supporting network 4, locates the reference column 21 back with the product cover, and supporting network 4 acts on the product, with the product spacing between locating plate 11 and supporting network 4.

11 fretwork settings of locating plate form a plurality of hourglass sand hole 111, when using, place the product in reference column 21 to it is fixed with carriage 12 and fixed frame 3, and the formation centre gripping of braced net 4 and locating plate 11, the sand material that the sand blasting machine sprayed passes the mesh of braced net 4, acts on the product, and the sand material can be along leaking sand hole 111 landing, has reduced the sand sticking probability of tool.

In this embodiment, locating plate 11 has a plurality ofly, and a plurality of locating plates 11 are the even range of square array and arrange in carriage 12, can once only place a plurality of products when using, and the batch sandblast of the product of being convenient for is handled, has improved work efficiency. The positioning plate 11 and the supporting frame 12 are integrally formed and injection molded, so that the structural strength of the positioning plate 11 and the supporting frame 12 can be ensured, and in actual production, the cost can be saved due to the mass use of the positioning plate and the supporting frame.

The supporting net 4 comprises a plurality of supporting wires 41 which are transversely and longitudinally staggered, the supporting wires 41 are fixed on the fixing frame 3, when the supporting net 4 is locally damaged, only the damaged supporting wires 41 need to be replaced, so that the repairing is convenient, the supporting wires 41 are thin, the sand sticking is not easy, and the whole sand sticking probability of the jig is reduced.

Offer the joint groove 211 that supplies the supporting wire 41 to wear to establish in the one end of keeping away from the locating plate 11 of reference column 21, when installing carriage 12 and fixed frame 3 for supporting wire 41 can be located joint groove 211, and make supporting wire 41 butt on the bottom lateral wall of joint groove 211, form spacing effect to supporting wire 41, make acting on the product that supporting wire 41 can be accurate, make supporting wire 41 form comparatively invariable effort to the product.

Referring to fig. 2 and 4, the die surfaces of the front and rear molds of the injection mold for processing the sandblasted panel 1 are mirror-polished, so that the smooth polished layer 7 is formed on the surface of the support frame 12, and the sand-sticking probability of the support frame 12 is reduced during the sandblasting work.

One side integrated into one piece of the fixed frame 3 of carriage 12 has four guide posts 5, and the screw hole is seted up on the top of guide post 5, and four guide posts 5 are close to four corner distributions of carriage 12 respectively, and fixed frame 3 corresponds has seted up four guiding holes 6. When the support frame 12 and the fixed frame 3 are mounted, the guide post 5 is inserted through the guide hole 6 and fixed to each other by bolting.

Referring to fig. 4, the plurality of lightening holes 8 are formed in the circumferential wall of the support frame 12, so that the weight of the support frame 12 can be effectively reduced, and meanwhile, production raw materials can be saved in the injection molding stage, and the effect of environmental protection is achieved.

The implementation principle of MIM product injection sandblast tool of the embodiment of this application is: when the fixing device is used, a product is placed on the positioning plate 11, the positioning column 21 penetrates through a round hole of the product to position the product, and the supporting frame 12 and the fixing frame 3 are fixed through bolts, so that the supporting wire 41 abuts against the clamping groove 211 and acts on the surface of the product to fix the product; in the sand blasting process, the sprayed sand material passes through the meshes of the supporting net 4 and acts on a product, the sand material can slide along the sand leakage holes 111, and the sand sticking probability of the jig is reduced.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a MIM product injection sandblast tool which characterized in that: including sandblast board (1), sandblast board (1) is including locating plate (11) and carriage (12) of placing the product, locating plate (11) are fixed in carriage (12) inner wall, be provided with locating component (2) to the product location on locating plate (11), carriage (12) are close to the one end of locating component (2) can be dismantled and be connected with fixed frame (3), fixed frame (3) inboard formation supporting network (4), supporting network (4) act on the product, locating plate (11) fretwork sets up, forms a plurality of hourglass sand holes (111).

2. The MIM product injection sandblasting tool of claim 1, comprising: the supporting net (4) comprises a plurality of supporting wires (41), and the supporting wires (41) are fixed on the fixing frame (3) in a staggered mode.

3. The MIM product injection grit blasting tool of claim 2, wherein: the positioning assembly (2) comprises a plurality of positioning columns (21), and the positioning columns (21) penetrate through round holes of products.

4. The MIM product injection sand blasting jig of claim 3, wherein: clamping grooves (211) are formed in one sides, away from the supporting frame (12), of the positioning columns (21), and the supporting lines (41) penetrate through the clamping grooves (211).

5. The MIM product injection grit blasting tool of claim 1, wherein: the surface of the supporting frame (12) forms a polishing layer (7).

6. The MIM product injection grit blasting tool of claim 1, wherein: the utility model discloses a fixing frame, including fixed frame (3), stand (12) and guide post (5), the stand (12) is close to one side of fixed frame (3) is provided with a plurality of guide posts (5), fixed frame (3) seted up with guiding hole (6) of guide post (5) looks adaptation, guide post (5) are worn to locate guiding hole (6).

7. The MIM product injection grit blasting tool of claim 1, wherein: the supporting frame (12) and the positioning plate (11) are integrally formed.

8. The MIM product injection grit blasting tool of claim 1, wherein: the supporting frame (12) is provided with a plurality of lightening holes (8).

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