CN217551812U - Inner hole machining jig for shell casting - Google Patents

Abstract

The utility model relates to a casing foundry goods hole processing tool, include: the jig frame is characterized in that the inner bottom wall of the jig frame is provided with uniformly distributed cylindrical grooves; the comparison component for performing inner hole comparison in casting machining is arranged in the jig frame; the two positioning assemblies are arranged on one side of the jig frame and used for fixing the machined casting; and the reference assembly of a reference system is arranged in the jig frame when the comparison is carried out on the processed casting. The utility model discloses a set up and refer to subassembly and locating component, can fix the surface of its casing foundry goods and operate under the effect of referring to subassembly and locating component, the device has reached the position through reference ruler and spacing scale guarantee foundry goods when having restricted the casing foundry goods and preventing to corresponding skew can not appear in messenger's casing foundry goods, improves the machining precision.

Description

Inner hole machining jig for shell casting

Technical Field

The utility model relates to a foundry goods processing technology field, very much relate to a casing foundry goods hole processing tool.

Background

Because the size and shape stability of the casting are good in the processing and using processes, the casting is often adopted for some casings with complex structures and high strength requirements. Need carry out machine tooling in order to satisfy the operation requirement to the casing foundry goods hole after the casting mould is accomplished, in order to improve the machining precision, need adopt the supplementary processing of tool to the processing of casing internal hole man-hour. In the machining process, the casting is easy to be positioned unstably in the jig due to the conditions of the shape of the casting and the like or the unstable center, so that deviation is easy to cause during inner hole machining, and the machining precision is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a casing foundry goods hole processing tool has improved the foundry goods and has appeared the location unstability easily in the tool, and then leads to the deviation easily man-hour at casing foundry goods hole, influences the problem of machining precision.

The utility model discloses a following technical scheme realizes above-mentioned purpose, a casing foundry goods hole processing tool, include: the jig frame is characterized in that the inner bottom wall of the jig frame is provided with uniformly distributed cylindrical grooves; the comparison component for comparing inner holes in the casting processing is arranged in the jig frame; the two positioning assemblies are arranged on one side of the jig frame and used for fixing the machined casting; and the reference assembly of a reference system is arranged in the jig frame when the comparison is carried out on the processed casting.

Preferably, the reference assembly comprises a rotating disc which is rotatably connected with the inner bottom wall of the jig frame, the number of the upper ends of the rotating disc is two, two sets of reference holes are formed in the upper end of the rotating disc and are respectively arranged on the back side of the two sliding rails, and the lower ends of the reference holes are communicated with the upper end of the cylindrical groove.

Preferably, the upper ends of the slide rails are slidably connected with an object placing seat, a reference ruler is arranged between the two slide rails, and the lower end of the reference ruler is fixedly connected with the upper end of the rotating disc.

Preferably, the inner wall of one of the reference holes is slidably connected with a limiting bolt, and the lower end of the limiting bolt penetrates through the reference hole and extends to the inside of the adjacent cylindrical groove.

Preferably, the locating component comprises a threaded shaft which is rotatably connected to one side of the jig frame, one end of the threaded shaft penetrates through the jig frame and extends to the inside of the jig frame, one end of the threaded shaft is fixedly connected with a conical surface clamping block, and the other end of the threaded shaft is fixedly connected with an adjusting handle.

Preferably, the both sides of screw thread axle are provided with spacing scale, the one end fixed connection of spacing scale is in the one side that the conical surface clamp splice is close to the screw thread axle, the other end of spacing scale runs through out the tool frame.

Preferably, the comparison assembly comprises a comparison counter bore arranged at the upper end of the jig frame, a thrust bearing is arranged on the inner wall of the comparison counter bore, a rotating gasket is arranged at the upper end of the thrust bearing, and the surface of the rotating gasket is rotatably connected with the inner wall of the comparison counter bore.

The beneficial effects of the utility model are that:

1. by arranging the reference assembly and the positioning assembly, the surface of the shell casting can be fixed and operated under the action of the reference assembly and the positioning assembly, and the device can guarantee the position of the casting through the reference ruler and the limiting ruler when the shell casting is prevented, so that the shell casting cannot be correspondingly shifted, the casting is accurately positioned during machining, and the machining precision is guaranteed;

2. through setting up the contrast subassembly, can be under the effect of contrast subassembly, the accessible contrast subassembly carries out hole processing operation to it, can pass the contrast subassembly with the instrument that needs processed, and then can make hole processing instrument can keep vertical under the effect of contrast counter bore, can obtain confirming in the position for the foundry goods, and then can ensure the processingquality in the course of working when processing.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an exploded view of the reference assembly of the present invention;

fig. 3 is a schematic view of the connection relationship between the thrust bearing and the rotary washer according to the present invention.

In the figure: 1. a jig frame; 101. a cylindrical groove; 2. a comparison component; 201. contrasting the counter bore; 202. a thrust bearing; 203. rotating the washer; 3. a positioning assembly; 301. a threaded shaft; 302. a conical surface clamping block; 303. a limiting scale; 304. adjusting the handle; 4. a reference component; 401. rotating the disc; 402. a reference hole; 403. a slide rail; 404. a reference ruler; 405. a placement seat; 406. and a limiting bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Example (b): as shown in fig. 1, 2 and 3, a housing casting inner hole processing jig comprises a jig frame 1, a comparison assembly 2, a positioning assembly 3 and a reference assembly 4, wherein cylindrical grooves 101 are uniformly distributed on an inner bottom wall of the jig frame 1, the comparison assembly 2 for comparing inner holes in casting processing is arranged inside the jig frame 1, the positioning assembly 3 for fixing a processed casting is arranged on one side of the jig frame 1, the reference assembly 4 of a reference system is arranged inside the jig frame 1 when the processed casting is compared, the reference assembly 4 comprises a rotating disc 401 rotatably connected with the inner bottom wall of the jig frame 1, two sliding rails 403 are fixedly connected to the upper end of the rotating disc 401, two sets of reference holes 402 are arranged on the upper end of the rotating disc 401, the two sets of reference holes 402 are respectively arranged on opposite sides of the two sliding rails 403, the lower end of the reference hole 402 is communicated with the upper end of the cylindrical groove 101, the casting can be placed on the reference assembly 4, the casting is operated by adjusting the positioning assembly 3 to be fixed in position, the reference assembly 4 is adjusted, and the reference assembly 401 can be adjusted conveniently when the position of the rotating disc 401 is adjusted, the rotating disc 401, the jig frame can be adjusted, the jig frame 4, the jig can be adjusted by adjusting the inner bottom wall of the rotating disc 401, and the rotating disc 401, the jig frame 4, the jig can be adjusted conveniently, the jig frame 401 can be adjusted, furthermore, the rotating disc 401 can not be influenced when the casting is controlled to be adjusted in angle through the limit bolt 406.

As shown in fig. 1 and 2, an object placing seat 405 is slidably connected to the upper ends of the sliding rails 403, a reference ruler 404 is arranged between the two sliding rails 403, the lower end of the reference ruler 404 is fixedly connected to the upper end of the rotating disc 401, a limit bolt 406 is slidably connected to the inner wall of one reference hole 402, the lower end of the limit bolt 406 penetrates through the reference hole 402 and extends into the adjacent cylindrical groove 101, when a casting is placed on the reference assembly 4, the casting can move along with the object placing seat 405 under the action of the object placing seat 405 to match the casting, the lower end of the casting can be placed into the upper end of the object placing seat 405, a corresponding placing groove is formed in the upper end of the object placing seat 405, the casting can be placed without large shaking, the lower end of the object placing seat 405 can move on the sliding rails 403, when the casting is placed, the corresponding position adjustment can be performed under the action of the reference ruler 404, after the rotation position adjustment is determined, the limit bolt 406 can be inserted into the reference hole 402 and extends into the cylindrical groove 101, so that the rotating disc 401 cannot rotate, the rotating disc is moved again to the central position of the casting, and the rotating disc 401 can be ensured;

as shown in fig. 1 and fig. 3, the positioning assembly 3 includes a threaded shaft 301 rotatably connected to one side of the jig frame 1, one end of the threaded shaft 301 penetrates through the jig frame 1 and extends into the jig frame 1, one end of the threaded shaft 301 is fixedly connected to a conical surface clamping block 302, the other end of the threaded shaft 301 is fixedly connected to an adjusting handle 304, two sides of the threaded shaft 301 are provided with limit scales 303, one end of each limit scale 303 is fixedly connected to one side of the conical surface clamping block 302 close to the threaded shaft 301, the other end of each limit scale 303 penetrates through the jig frame 1, the comparison assembly 2 includes a comparison counter bore 201 arranged at the upper end of the jig frame 1, the inner wall of the comparison counter bore 201 is provided with a thrust bearing 202, the upper end of the thrust bearing 202 is provided with a rotating washer 203, the surface of the rotating washer 203 is rotatably connected to the inner wall of the comparison counter bore 201, when the casting moves to the center position of the rotating disc 401, the threaded shafts 301 of the two positioning assemblies 3 can be rotated, threaded holes are formed in the two sides of the jig frame 1, when the threaded column rotates, the conical surface clamping blocks 302 can be close to each other when the threaded column moves, the effect of clamping a casting is finally kept, when the conical surface clamping blocks 302 clamp the casting, the limiting scales 303 can prevent the conical surface clamping blocks 302 from rotating, meanwhile, the scale labels are arranged on the back surfaces of the two limiting scales 303 to determine whether the position of the clamped casting changes, after the casting is positioned by the positioning assembly 3, inner hole machining operation can be performed on the casting through the comparison assembly 2, tools to be machined can penetrate through the comparison assembly 2, and further, the inner hole machining tools can be kept vertical under the action of the comparison counter bore 201, the position of the die can be determined relative to the casting, and the machining quality in the machining process can be guaranteed when machining is carried out.

The utility model discloses when using, rolling disc 401 can rotate at the interior diapire of tool frame 1, conveniently carry out the regulation of angle, communicate through reference hole 402 and different cylinder groove 101 and then can control rolling disc 401 to carry out the regulation of angle and make rolling disc 401 carry out angle adjustment at the control foundry goods through stop cock 406, slide rail 403 can make the foundry goods remove in rolling disc 401's upper end, put thing seat 405 with the foundry goods is put into, the lower extreme of putting thing seat 405 can move on slide rail 403, lay to accomplish and adjust corresponding position according to reference chi 404 at the foundry goods, can be through rotating threaded shaft 301 when the foundry goods removes to rolling disc 401's central point, promote conical surface clamp splice 302 with the foundry goods centre gripping when conical surface clamp splice 302 grips the foundry goods, stop scale 303 can play to prevent that clamp splice 302 pivoted condition from taking place conical surface clamp splice 302, the instrument of processing passes contrast subassembly 2, and then can make the processing tool can keep vertical under the effect of hole contrast counter bore 201, the position of foundry goods obtains the affirmation, and improves the machining precision, and then guarantee the processingquality in the course.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (7)

1. The utility model provides a casing foundry goods hole processing tool which characterized in that includes:

the jig comprises a jig frame (1), wherein cylindrical grooves (101) are uniformly distributed in the inner bottom wall of the jig frame (1);

the comparison component (2) for comparing inner holes in casting machining is arranged in the jig frame (1);

the two positioning assemblies (3), the positioning assemblies (3) for fixing the processed casting are arranged on one side of the jig frame (1);

and the reference component (4) is a reference system when the casting is processed for comparison, and the reference component (4) is arranged in the jig frame (1).

2. The processing jig for the inner hole of the shell casting according to claim 1, characterized in that: reference subassembly (4) is including rotating rolling disc (401) of connecting the interior diapire of tool frame (1), the upper end fixedly connected with quantity of rolling disc (401) is slide rail (403) of two, two sets of reference holes (402) have been seted up to the upper end of rolling disc (401), and are two sets of reference hole (402) set up respectively in two the side of carrying on the back of the body of slide rail (403), the lower extreme of reference hole (402) and the upper end intercommunication in cylinder groove (101).

3. The inner hole machining jig for the casing casting according to claim 2, characterized in that: the upper end of each sliding rail (403) is connected with a storage seat (405) in a sliding mode, a reference ruler (404) is arranged between every two sliding rails (403), and the lower end of each reference ruler (404) is fixedly connected with the upper end of the rotating disc (401).

4. The inner hole machining jig for the casing casting according to claim 2, characterized in that: the inner wall of one reference hole (402) is connected with a limiting bolt (406) in a sliding mode, and the lower end of the limiting bolt (406) penetrates through the reference hole (402) and extends to the inner portion of the adjacent cylindrical groove (101).

5. The inner hole machining jig for the casing casting according to claim 1, characterized in that: locating component (3) including rotating threaded shaft (301) of connecting in tool frame (1) one side, the one end of threaded shaft (301) runs through tool frame (1) and extends to the inside of tool frame (1), the one end fixedly connected with conical surface clamp splice (302) of threaded shaft (301), the other end fixedly connected with regulation handle (304) of threaded shaft (301).

6. The inner hole machining jig for the casing casting according to claim 5, characterized in that: the two sides of the threaded shaft (301) are provided with limiting scales (303), one end of each limiting scale (303) is fixedly connected to one side, close to the threaded shaft (301), of the conical surface clamping block (302), and the other end of each limiting scale (303) penetrates through the jig frame (1).

7. The processing jig for the inner hole of the shell casting according to claim 1, characterized in that: the contrast subassembly (2) is including seting up contrast counter bore (201) in tool frame (1) upper end, the inner wall of contrast counter bore (201) is provided with thrust bearing (202), the upper end of thrust bearing (202) is provided with rotates packing ring (203), the surface of rotating packing ring (203) rotates with the inner wall of contrast counter bore (201) and is connected.

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