Quick positioning jig for sand blasting of mold

Abstract

The utility model discloses a quick positioning jig for sand blasting of a mold. The quick positioning jig comprises a jig bottom plate and a sand blasting through groove, positioning holes are uniformly formed in the front side and the rear side of the top surface of the jig bottom plate, mounting grooves are formed in the front side and the rear side of the top surface of the jig bottom plate, the mounting grooves are located on the right sides of the positioning holes, positioning bolts are inserted into the mounting grooves, and the two sand blasting through grooves are correspondingly formed in the middle of the top surface of the jig bottom plate front and back; an adjusting unit is arranged on the side face of the jig bottom plate, a positioning pin is arranged in the adjusting unit, and a fixing unit is arranged on the top face of the jig bottom plate. The device further comprises a positioning block. The mold sand blasting rapid positioning jig is visual in operation, low in cost and high in practicability, the length of the mold sand blasting rapid positioning jig can be adjusted through the positioning pins and the positioning bolts according to the requirements for different lengths of mold cavities, the purpose of rapidly positioning the mold cavities of various lengths is achieved, and frequent adhesive tape bonding is not needed.

Description

Technical Field

[0001] The utility model relates to the technical field of molds, in particular to a rapid positioning fixture for mold sandblasting. Background Technique

[0002] Sandblasting and rust removal uses compressed air as the power to form a high-speed jet beam to spray the abrasive (garnet sand, copper ore sand, quartz sand, emery, iron sand, Hainan sand) onto the surface of the workpiece to be processed at high speed, so that the appearance or shape of the workpiece changes. In response to actual production needs, during sandblasting processing, the existing processing method is to use adhesive tape to protect the surface of the aluminum mold, which is time-consuming and laborious, the parting line is frequently damaged during sandblasting, and at the same time, the processing efficiency and quality are low. Content of the Utility Model

[0003] The technical problem to be solved by the utility model is to overcome the existing defects, provide a rapid positioning fixture for mold sandblasting, which has intuitive operation, low cost, strong practicability, and can be adjusted in length according to the different requirements of the mold cavity length through positioning pins and positioning bolts to achieve the purpose of rapid positioning of multiple-length cavities, without the need to frequently stick adhesive tape, and can effectively solve the problems in the background technique.

[0004] To achieve the above purpose, the utility model provides the following technical scheme: A rapid positioning fixture for mold sandblasting, including a fixture bottom plate and a sandblasting through groove;

[0005] Positioning holes are evenly opened on the front and rear sides of the top surface of the fixture bottom plate, installation grooves are opened on the front and rear sides of the top surface of the fixture bottom plate, the installation grooves are located on the right side of the positioning holes, positioning bolts are inserted into the interior of the installation grooves, there are two sandblasting through grooves and they are correspondingly opened in the middle of the top surface of the fixture bottom plate, an adjusting unit is arranged on the side surface of the fixture bottom plate, a positioning pin is arranged inside the adjusting unit, and a fixing unit is arranged on the top surface of the fixture bottom plate;

[0006] Among them, it further includes positioning blocks, and there are two positioning blocks and they are correspondingly fixed on the right side of the top surface of the fixture bottom plate.

[0007] The arranged positioning blocks can limit and clamp the bottom end inside the aluminum film. At the same time, the positioning bolts and positioning pins can be adjusted according to the specifications of the aluminum film to achieve the purpose of rapid positioning of multiple-length cavities, without the need to frequently stick adhesive tape for fixation, thereby preventing the problem of time-consuming and laborious caused by using adhesive tape to protect the surface of the aluminum mold.

[0008] Further, the adjusting unit includes a fixed seat, a carriage, a chute, a spring and a support plate. The carriage is fixed to the inner side of the fixed seat. There are two chutes, which are respectively opened on the front and rear sides of the fixture base plate. The carriage is slidably connected to the chute. A spring is fixed inside the fixed seat. The bottom end of the spring is connected to the top surface of the support plate. A positioning pin is installed on the top surface of the support plate. The carriage slides inside the chute to adjust the position of the positioning pin. When the spring rebounds, the positioning pin can be automatically inserted into the positioning hole, thereby preventing the positioning pin from falling off.

[0009] Further, the fixing unit includes a screw, a pressing plate, a clamping plate, an adjusting groove, a lead screw and a rotating wheel. The adjusting groove is opened on the top surface of the fixture base plate. A lead screw is rotatably connected inside the adjusting groove. The left end of the lead screw is installed with a rotating wheel. The adjusting groove is slidably connected to the bottom end of the clamping plate. The screw hole on the surface of the clamping plate is threadedly connected to the lead screw. A screw is rotatably connected inside the clamping plate. The screw is threadedly connected to the screw hole on the surface of the pressing plate. The pressing plate is slidably installed inside the clamping plate. Rotating the rotating wheel drives the lead screw to rotate to clamp the installed aluminum film by the clamping plate. At the same time, rotating the screw makes the pressing plate press down on the aluminum film, thereby preventing the aluminum film from falling off during the sandblasting process.

[0010] Further, the fixing unit further includes a sponge strip, a T-shaped block and a sponge pad. There are two sponge strips, which are adhesively bonded to the right side surface of the clamping plate corresponding to the front and rear. A T-shaped block is fixed to the top surface of the sponge pad. The T-shaped block is slidably connected to the T-shaped groove on the bottom surface of the pressing plate. The T-shaped block is inserted into the T-shaped groove to install the sponge pad. Cooperating with the sponge strip can prevent the surface of the aluminum film from being worn.

[0011] Further, it further includes a telescopic rod. The telescopic rod is fixed inside the fixed seat. The bottom end of the telescopic rod is connected to the top surface of the support plate. The telescopic rod is located inside the spring. The provided telescopic rod can prevent the positioning pin from shifting.

[0012] Further, it further includes anti-slip strips. The anti-slip strips are evenly distributed on the outer side surface of the rotating wheel. The anti-slip strips are made of rubber. The anti-slip strips can prevent the hand of the operator from slipping when the rotating wheel rotates.

[0013] Compared with the prior art, the beneficial effects of the present utility model are:

[0014] 1. By providing the positioning block, the bottom end inside the aluminum film can be limited and clamped. At the same time, the positioning bolt and the positioning pin can be adjusted according to the specifications of the aluminum film to achieve the purpose of quickly positioning multiple length cavities, and there is no need to fix it with adhesive tape frequently, thereby preventing the problem of time-consuming and laborious caused by the adhesive tape protecting the surface of the aluminum mold.

[0015] 2. The position of the positioning pin is adjusted by sliding the carriage inside the chute, and the spring rebound can automatically insert the positioning pin into the positioning hole to prevent the positioning pin from falling off. Rotating the runner drives the lead screw to rotate, so that the clamping plate clamps the installed aluminum film. At the same time, rotating the screw rod presses the pressing plate against the aluminum film to prevent the aluminum film from falling off during the sandblasting process. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 is a three-dimensional structural schematic diagram of the present invention;

[0017] Figure 2 is a structural schematic diagram of the clamping plate of the present invention;

[0018] Figure 3 For the present invention Figure 2 is a partial enlarged structural schematic diagram at A in the present invention;

[0019] Figure 4 For the present invention Figure 2 is a partial enlarged structural schematic diagram at B in the present invention.

[0020] In the figure: 1 fixture bottom plate, 2 adjustment unit, 21 fixed seat, 22 carriage, 23 chute, 24 spring, 25 support plate, 3 fixing unit, 31 screw rod, 32 pressing plate, 33 clamping plate, 34 adjustment groove, 35 lead screw, 36 runner, 37 sponge strip, 38 T-shaped block, 39 sponge pad, 4 sandblasting through groove, 5 positioning hole, 6 installation groove, 7 positioning bolt, 8 positioning block, 9 positioning pin, 10 telescopic rod, 11 anti-slip strip. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0021] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0022] Please refer to Figures 1-4 , this embodiment provides a rapid positioning fixture for mold sandblasting, including a fixture bottom plate 1 and a sandblasting through groove 4; positioning holes 5 are evenly opened on the front and rear sides of the top surface of the fixture bottom plate 1, installation grooves 6 are opened on the front and rear sides of the top surface of the fixture bottom plate 1, the installation grooves 6 are located on the right side of the positioning holes 5, positioning bolts 7 are inserted into the installation grooves 6, and there are two sandblasting through grooves 4 which are correspondingly opened in the middle of the top surface of the fixture bottom plate 1 front and back.

[0023] Among them, an adjusting unit 2 is provided on the side surface of the jig bottom plate 1, and a positioning pin 9 is provided inside the adjusting unit 2; the adjusting unit 2 includes a fixed seat 21, a carriage 22, a chute 23, a spring 24 and a support plate 25. The carriage 22 is fixed to the inner side surface of the fixed seat 21. There are two chutes 23, which are respectively opened on the front and rear side surfaces of the jig bottom plate 1. The carriage 22 is slidably connected to the chute 23. A spring 24 is fixed inside the fixed seat 21. The bottom end of the spring 24 is connected to the top surface of the support plate 25. The positioning pin 9 is installed on the top surface of the support plate 25. The carriage 22 slides inside the chute 23 to adjust the position of the positioning pin 9. When the spring 24 rebounds, the positioning pin 9 can be automatically inserted into the positioning hole 5 to prevent the positioning pin 9 from falling off.

[0024] Among them, a fixing unit 3 is provided on the top surface of the jig bottom plate 1. The fixing unit 3 includes a screw 31, a pressing plate 32, a clamping plate 33, an adjusting groove 34, a lead screw 35 and a runner 36. The adjusting groove 34 is opened on the top surface of the jig bottom plate 1. A lead screw 35 is rotatably connected inside the adjusting groove 34. The left end of the lead screw 35 is installed with a runner 36. The adjusting groove 34 is slidably connected to the bottom end of the clamping plate 33. The screw hole on the surface of the clamping plate 33 is threadedly connected to the lead screw 35. A screw 31 is rotatably connected inside the clamping plate 33. The screw 31 is threadedly connected to the screw hole on the surface of the pressing plate 32. The pressing plate 32 is slidably installed inside the clamping plate 33. Rotating the runner 36 drives the lead screw 25 to rotate to clamp the installed aluminum film by the clamping plate 33. At the same time, rotating the screw 31 makes the pressing plate 32 press down on the aluminum film to prevent the aluminum film from falling off during the sandblasting process; the fixing unit 3 further includes a sponge strip 37, a T-shaped block 38 and a sponge pad 39. There are two sponge strips 37, which are adhesively bonded to the right side surface of the clamping plate 33 corresponding to the front and back. The top surface of the sponge pad 39 is fixed with a T-shaped block 38. The T-shaped block 38 is slidably connected to the T-shaped groove on the bottom surface of the pressing plate 32. The T-shaped block 38 is inserted into the T-shaped groove to install the sponge pad 39. Cooperating with the sponge strip 37 can prevent the surface of the aluminum film from being worn.

[0025] Among them, it further includes positioning blocks 8. There are two positioning blocks 8, which are fixedly arranged corresponding to the front and back on the right side of the top surface of the jig bottom plate 1. The provided positioning blocks 8 can limit and clamp the bottom end inside the aluminum film. At the same time, using the positioning bolts 7 and positioning pins 9 can be adjusted according to the specifications of the aluminum film to achieve the purpose of quickly positioning various length cavities, without the need to frequently use adhesive tapes for fixation, thus preventing the problem of time-consuming and laborious caused by the adhesive tape protecting the surface of the aluminum mold; it further includes a telescopic rod 10. The telescopic rod 10 is fixed inside the fixed seat 21. The bottom end of the telescopic rod 10 is connected to the top surface of the support plate 25. The telescopic rod 10 is located inside the spring 24. The provided telescopic rod 10 can prevent the positioning pin 9 from shifting; it further includes anti-slip strips 11. The anti-slip strips 11 are evenly distributed on the outer side surface of the runner 36. The anti-slip strips 11 are made of rubber. The anti-slip strips 11 can prevent the hand of the operator from slipping when the runner 36 rotates.

[0026] The working principle of the present utility model is as follows:

[0027] Firstly, the set positioning block 8 can limit and hold the bottom end inside the aluminum film. Meanwhile, the carriage 22 slides inside the chute 23 to adjust the position of the positioning pin 9, and the spring 24 rebounds to automatically insert the positioning pin 9 into the positioning hole 5, thereby preventing the positioning pin 9 from falling off;

[0028] Rotating the runner 36 drives the lead screw 25 to rotate, so that the clamping plate 33 clamps the installed aluminum film. Meanwhile, rotating the screw 31 makes the pressing plate 32 press down on the aluminum film, thereby preventing the aluminum film from falling off during the sandblasting process, achieving the purpose of quickly positioning various length cavities, and eliminating the need to frequently use adhesive tapes for fixation, thus preventing the time-consuming and laborious problem caused by using adhesive tapes to protect the surface of the aluminum mold. The sponge pad 39 and the sponge strip 37 can prevent the surface of the aluminum film from being worn.

[0029] The above are only the embodiments of the present utility model, and do not limit the patent scope of the present utility model accordingly. Any equivalent structural or equivalent process transformation made by using the content of the specification and drawings of the present utility model, or directly or indirectly applied in other related technical fields, shall be equally included in the patent protection scope of the present utility model.

Claims

1. A rapid positioning fixture for mold sandblasting, characterized in that: It includes a jig base plate (1) and a sandblasting through groove (4); On the front and rear sides of the top surface of the jig base plate (1), positioning holes (5) are evenly opened. On the front and rear sides of the top surface of the jig base plate (1), mounting grooves (6) are opened. The mounting grooves (6) are located on the right side of the positioning holes (5). A positioning bolt (7) is inserted into the inside of the mounting groove (6). There are two sandblasting through grooves (4) which are correspondingly opened in the middle of the top surface of the jig base plate (1) front and back. An adjusting unit (2) is provided on the side surface of the jig base plate (1). A positioning pin (9) is provided inside the adjusting unit (2). A fixing unit (3) is provided on the top surface of the jig base plate (1); Among them, a positioning block (8) is further included. There are two positioning blocks (8) which are fixedly arranged on the right side of the top surface of the jig base plate (1) front and back.

2. The quick positioning fixture for die sandblasting according to claim 1, wherein: The adjusting unit (2) includes a fixing seat (21), a sliding frame (22), a sliding groove (23), a spring (24) and a supporting plate (25). The sliding frame (22) is fixedly arranged on the inner side surface of the fixing seat (21). There are two sliding grooves (23) which are respectively opened on the front and back side surfaces of the jig base plate (1). The sliding frame (22) is slidably connected with the sliding groove (23). The spring (24) is fixedly arranged inside the fixing seat (21). The bottom end of the spring (24) is connected with the top surface of the supporting plate (25). The positioning pin (9) is installed on the top surface of the supporting plate (25).

3. The quick positioning fixture for mold sandblasting according to claim 1, wherein: The fixing unit (3) includes a screw rod (31), a pressing plate (32), a clamping plate (33), an adjusting groove (34), a lead screw (35) and a rotating wheel (36). The adjusting groove (34) is opened on the top surface of the jig base plate (1). The lead screw (35) is rotatably connected inside the adjusting groove (34). The left end of the lead screw (35) is provided with the rotating wheel (36). The adjusting groove (34) is slidably connected with the bottom end of the clamping plate (33). The screw hole on the surface of the clamping plate (33) is threadedly connected with the lead screw (35). The screw rod (31) is rotatably connected inside the clamping plate (33). The screw rod (31) is threadedly connected with the screw hole on the surface of the pressing plate (32). The pressing plate (32) is slidably installed inside the clamping plate (33).

4. A rapid positioning fixture for mold sandblasting according to claim 3, characterized in that: The fixing unit (3) further includes a sponge strip (37), a T-shaped block (38) and a sponge pad (39). There are two sponge strips (37) which are adhesively bonded on the right side surface of the clamping plate (33) front and back. The T-shaped block (38) is fixedly arranged on the top surface of the sponge pad (39). The T-shaped block (38) is slidably connected with the T-shaped groove on the bottom surface of the pressing plate (32).

5. The quick positioning fixture for die sandblasting according to claim 2, characterized in that: An expansion link (10) is further included. The expansion link (10) is fixedly arranged inside the fixing seat (21). The bottom end of the expansion link (10) is connected with the top surface of the supporting plate (25). The expansion link (10) is located inside the spring (24).

6. The quick positioning fixture for die sandblasting according to claim 3, characterized in that: An anti-slip strip (11) is further included. The anti-slip strips (11) are evenly distributed on the outer side surface of the rotating wheel (36). The anti-slip strips (11) are made of rubber.

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