CN215968636U

CN215968636U - Positioning fixture for mold machining

Info

Publication number: CN215968636U
Application number: CN202121951513.2U
Authority: CN
Inventors: 陈东辉; 陈清华; 冯占; 胡蕙文; 陈宇翔; 张旭; 郭际; 陈田田
Original assignee: Nanjing East Mold Machinery Manufacturing Co ltd
Current assignee: Nanjing East Mold Machinery Manufacturing Co ltd
Priority date: 2021-08-18
Filing date: 2021-08-18
Publication date: 2022-03-08
Anticipated expiration: 2031-08-18

Abstract

The utility model relates to a positioning fixture for mold processing, which comprises a processing table, wherein a groove is formed in the processing table, the top of the processing table is fixedly connected with a positioning table, a circular mold is arranged on the surface of the positioning table, positioning mechanisms are arranged in the groove and the positioning table, each positioning mechanism comprises a rotating table, and three sliding grooves are formed in the surface of the rotating table, and the positioning fixture has the following advantages: through positioning mechanism, make the real-time displacement volume of three rigging board all the same, to the laminating of circular mould surface, and put the central point of circular mould fixed position platform, it is tight to satisfy to fix a position the circular mould and press from both sides, adjust the height of stopper through first threaded rod, it is tight to satisfy to fix a position the circular mould of unidimensional not, baffle and the elasticity of spring regulation rigging board through adjustment mechanism, in the face of the circular mould of different materials, reach and prevent that positioning mechanism from removing the rigging board too big to circular mould clamp force, cause the damage to circular mould surface.

Description

Positioning fixture for mold machining

Technical Field

The utility model relates to a mould processing technology field, concretely relates to positioning fixture is used in mould processing.

Background

The mold is a variety of molds and tools for obtaining a desired product by injection molding, blow molding, punching and the like in industrial production.

The existing mould is required to be positioned and clamped in the process of using the mould to perform machining operation in the market, but most of the existing positioning and clamping devices clamp and fix regular rectangular moulds, and a good positioning fixture device is not provided for circular moulds.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problems that most of the existing positioning and clamping devices clamp and fix regular rectangular molds, and a good positioning and clamping device is not provided for circular molds. The utility model provides a positioning fixture is used in mould processing, through positioning mechanism for the real-time displacement volume of three rigging board is all the same, laminates circular mould surface, and puts the central point of circular mould fixed position platform, satisfies to fix a position the clamp tightly to circular mould.

The technical scheme adopted by the utility model for solving the technical problem is as follows: the utility model relates to a positioning fixture for mold processing, which comprises: processing platform, processing platform's inside is seted up flutedly, processing platform's top fixedly connected with location platform, the surface of location platform is provided with circular mould, the inside of recess and location platform is provided with positioning mechanism, positioning mechanism includes the revolving stage, three sliding tray has been seted up on the surface of revolving stage, circular mould's the outside is provided with three clamp plate, and three clamp plate advances line location clamp tightly, three to circular mould one side of clamp plate is provided with adjustment mechanism, and baffle and spring regulation attaching plate through adjustment mechanism's elasticity face the circular mould of different materials, reach and prevent that positioning mechanism from removing attaching plate too big to circular mould clamp force, cause damage to circular mould surface.

As a preferable technical scheme of the present invention, the rotating table is disposed inside the groove, the size of the rotating table is matched with that of the groove, a rotating shaft is fixedly connected to the bottom of the rotating table, one end of the rotating shaft penetrates through the processing table and extends to the outside, a driving motor is connected to the bottom of the processing table, one end of the rotating shaft, which penetrates through the rotating shaft, is fixedly connected to an output end of the driving motor, three sliding grooves are formed in the surface of the rotating table, an angle between the three sliding grooves is 120 degrees, a cross section of each sliding groove is in an arc shape, and the moving block is disposed inside the sliding groove and is driven to move towards a central point when the sliding groove moves.

As a preferable technical scheme of the present invention, a moving block is slidably connected inside each sliding groove, a guide block is fixedly connected to the top of the moving block, three rectangular grooves are formed in the surface of the positioning table, and the guide block is slidably connected inside each rectangular groove.

As a preferable technical scheme, the top of the guide block is rotatably connected with a first threaded rod, one side of the first threaded rod is provided with a sliding rod, the sliding rod is fixedly connected with the surface of the guide block, the surface of the first threaded rod is in threaded connection with the inside of the limiting block, the sliding rod is in sliding connection with the inside of the limiting block, one end of the limiting block is fixedly connected with a clamping plate, the height of the limiting block is adjusted through the first threaded rod, and the circular molds with different sizes can be positioned and clamped.

As a preferred technical scheme, the adjusting mechanism comprises two cross rods, one ends of the two cross rods are movably inserted into the clamping plate, the other ends of the two cross rods are fixedly connected with the attaching plate, the surfaces of the two cross rods are slidably sleeved with the baffle 73, one side of the baffle is rotatably connected with a second threaded rod, the threads of the second threaded rod penetrate through one side of the clamping plate and extend to the outside, the surface of the cross rod between the attaching plate and the baffle is sleeved with a spring, the elasticity of the attaching plate is adjusted through the baffle of the adjusting mechanism and the spring, and the elastic force of the attaching plate faces to circular molds made of different materials, so that the problem that the positioning mechanism moves the attaching plate to cause damage to the surfaces of the circular molds due to overlarge clamping force of the attaching plate on the circular molds is solved.

The utility model has the following advantages: through positioning mechanism, make the real-time displacement volume of three rigging board all the same, to the laminating of circular mould surface, and put the central point of circular mould fixed position platform, it is tight to satisfy to fix a position the circular mould and press from both sides, adjust the height of stopper through first threaded rod, it is tight to satisfy to fix a position the circular mould of unidimensional not, baffle and the elasticity of spring regulation rigging board through adjustment mechanism, in the face of the circular mould of different materials, reach and prevent that positioning mechanism from removing the rigging board too big to circular mould clamp force, cause the damage to circular mould surface.

Drawings

Fig. 1 is a schematic view of an overall structure of a positioning jig for mold processing according to a preferred embodiment of the present invention;

fig. 2 is an enlarged schematic view of a positioning jig for mold processing in fig. 1 according to a preferred embodiment of the present invention;

FIG. 3 is a perspective view of a positioning fixture rotating table for mold processing according to a preferred embodiment of the present invention;

fig. 4 is a schematic perspective view of a positioning jig adjusting mechanism for mold processing according to a preferred embodiment of the present invention.

Description of reference numerals: 1. a processing table; 2. a groove; 3. a positioning table; 4. a circular mold; 5. a positioning mechanism; 51. a rotating table; 52. a rotating shaft; 53. a drive motor; 54. a sliding groove; 55. a moving block; 56. a guide block; 57. a first threaded rod; 58. a slide bar; 59. a limiting block; 6. a clamping plate; 7. an adjustment mechanism; 71. a cross bar; 72. attaching a plate; 73. a baffle plate; 74. a second threaded rod; 75. a spring.

Detailed Description

The technical scheme of the utility model is clearly and completely described in the following with reference to the accompanying drawings. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model will be further explained with reference to the drawings.

Referring to fig. 1-4, a positioning fixture for mold processing according to the present invention includes: the positioning table 3 is provided, the bottom of the positioning table 3 is provided with a processing table 1, a groove 2 is arranged in the processing table 1, the positioning table 3 is arranged in the groove 2, a positioning mechanism 5 is arranged between the positioning block and the groove 2, the real-time displacement of the three attaching plates 72 is the same through the positioning mechanism 5, the surfaces of the circular molds 4 are attached, the circular molds 4 are fixed at the central position of the positioning table 3 through the circular molds 4, the circular molds 4 are positioned and clamped, the top surface of the positioning block is provided with the circular molds 4, the outer sides of the circular molds 4 are provided with three clamping plates 6, the three clamping plates 6 stably clamp the circular molds 4, one sides of the three clamping plates 6 are provided with adjusting mechanisms 7, the elasticity of the attaching plates 72 is adjusted through baffle plates 73 and springs 75 of the adjusting mechanisms 7, the circular molds 4 made of different materials are faced, and the aim of preventing the positioning mechanism 5 from moving the attaching plates 72 and excessively large clamping force of the circular molds 4, causing damage to the surface of the circular mold 4.

Wherein, the bottom of the processing table 1 is connected with a driving motor 53, the output end of the driving motor 53 is fixedly connected with a rotating shaft 52, one end of the rotating shaft 52 is fixedly connected with a rotating table 51, the rotating table 51 is arranged inside the groove 2, the size of the rotating table 51 is matched with the size of the groove 2, the surface of the rotating table 51 is provided with three sliding grooves 54, the angle between the three sliding grooves 54 is 120 degrees, the cross section of each sliding groove 54 is in a section of arc shape, the inside of each sliding groove 54 is slidably connected with a moving block 55, the top of each moving block 55 is fixedly connected with a guide block 56, the surface of the positioning table 3 is provided with three rectangular grooves, the inside of each rectangular groove is slidably connected with a guide block 56, the top of each guide block 56 is provided with a first threaded rod 57 and a sliding rod 58, the first threaded rod 57 is rotatably connected with the guide block 56, the sliding rod 58 is fixedly connected with the guide block 56, the first threaded rod 57 is sleeved with the sliding rod 58 by a limit block 59, one end of the limiting block 59 is fixedly connected with a clamping plate 6, the clamping plate 6 moves to drive a jointing plate 72 to move, the three jointing plates 72 are positioned at 120 degrees intervals of the positioning table 3, the real-time displacement amounts of the three jointing plates 72 are all the same, the surfaces of the circular molds 4 are jointed, the circular molds 4 are fixed at the central position of the positioning table 3, the adjusting mechanism 7 comprises the jointing plates 72, transverse rods 71 are arranged between the jointing plates 72 and the clamping plate 6, one ends of the transverse rods 71 are fixedly connected with the jointing plates 72, the other ends of the transverse rods 71 are movably spliced in the clamping plate 6, baffles 73 are slidably sleeved on the surfaces of the two transverse rods 71, one sides of the baffles 73 are rotatably connected with second threaded rods 74, the threads of the second threaded rods 74 penetrate through one sides of the clamping plate 6 to extend to the outside, springs 75 are sleeved on the surfaces of the transverse rods 71 between the jointing plates 72 and the baffles 73, the second threaded rods 74 are rotated to drive the baffles 73 to move, the springs 75 on the surface of the cross bar 71 are compressed or elongated, so that the elastic force of the attaching plate 72 facing the circular molds 4 made of different materials is changed due to the elastic force of the springs 75, and the purpose of preventing the positioning mechanism 5 from moving the attaching plate 72 to clamp the circular molds 4 too much to damage the surface of the circular molds 4 is achieved.

The working principle is as follows: when a worker places the circular mold 4 on the surface of the positioning table 3, the driving motor 53 is started, the driving motor 53 drives the rotating shaft 52 to rotate, the rotating shaft 52 rotates to drive the rotating table 51 at the top to rotate, the rotating table 51 rotates to drive the moving block 55 inside the sliding groove 54 to move along the inside of the sliding groove 54, when the moving block 55 moves to drive the guide block 56 to move, the guide block 56 moves to drive the limit block 59 to move, the limit block 59 moves to drive the clamping plate 6 to move, the clamping plate 6 moves to drive the attaching plate 72 to move, the angles of the three attaching plates 72 on the surface of the positioning table 3 are 120 degrees, the real-time displacement amounts of the three attaching plates 72 are the same, the surfaces of the circular mold 4 are attached, the circular mold 4 is fixed at the central position of the positioning table 3, the circular mold 4 is positioned and clamped, and when the clamping positions of different circular molds 4 are different in height, the staff rotates first threaded rod 57, first threaded rod 57 rotates and drives stopper 59 and carry out altitude mixture control from top to bottom, stopper 59 removes and drives rigging plate 72 and carries out the height, it presss from both sides tight department to the circular mould 4 with the altitude mixture control of rigging plate 72, it fixes a position the clamp tightly to satisfy not unidimensional circular mould 4, the material that is different circular mould 4 is different, the staff rotates second threaded rod 74, second threaded rod 74 rotates and drives baffle 73 and remove, compress or elongate horizontal pole 71 surperficial spring 75, thereby change rigging plate 72 because spring 75's elasticity, adjust elasticity in the face of the circular mould 4 of different materials, reach and prevent that positioning mechanism 5 from removing rigging plate 72 from excessively causing circular mould 4 clamp force to the surperficial destruction of circular mould 4.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that those skilled in the art can make various improvements and modifications without departing from the principle of the present invention, and these improvements and modifications should also be construed as the protection scope of the present invention.

Other parts of the utility model not described in detail are prior art and are not described in detail herein.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a positioning fixture is used in mould processing which characterized in that includes: processing platform (1), the inside of processing platform (1) is seted up fluted (2), the top fixedly connected with location platform (3) of processing platform (1), the surface of location platform (3) is provided with circular mould (4), the inside of recess (2) and location platform (3) is provided with positioning mechanism (5), positioning mechanism (5) are including revolving stage (51), three sliding tray (54) have been seted up on the surface of revolving stage (51), the outside of circular mould (4) is provided with three clamp plate (6), and is three one side of clamp plate (6) is provided with adjustment mechanism (7).

2. The positioning fixture for mold processing according to claim 1, wherein the rotating table (51) is disposed inside the groove (2), the size of the rotating table (51) matches the size of the groove (2), a rotating shaft (52) is fixedly connected to the bottom of the rotating table (51), one end of the rotating shaft (52) penetrates through the processing table (1) and extends to the outside, a driving motor (53) is connected to the bottom of the processing table (1), one end of the rotating shaft (52) penetrates through and is fixedly connected to the output end of the driving motor (53), three sliding grooves (54) are formed in the surface of the rotating table (51), the angle between the three sliding grooves (54) is 120 degrees, and the cross section of each sliding groove (54) is in an arc shape.

3. The positioning fixture for mold processing as claimed in claim 1, wherein a moving block (55) is slidably connected inside each sliding groove (54), a guide block (56) is fixedly connected to the top of the moving block (55), three rectangular grooves are formed on the surface of the positioning table (3), and the guide block (56) is slidably connected inside each rectangular groove.

4. The positioning fixture for mold processing according to claim 3, wherein a first threaded rod (57) is rotatably connected to the top of the guide block (56), a sliding rod (58) is disposed on one side of the first threaded rod (57), the sliding rod (58) is fixedly connected to the surface of the guide block (56), the surface of the first threaded rod (57) is threadedly inserted into the inside of the limiting block (59), the sliding rod (58) is slidably inserted into the inside of the limiting block (59), and one end of the limiting block (59) is fixedly connected with the clamping plate (6).

5. The positioning fixture for mold processing according to claim 1, wherein the adjusting mechanism (7) comprises two cross bars (71), one end of each of the two cross bars (71) is movably inserted into the clamping plate (6), the other end of each of the two cross bars (71) is fixedly connected with an engaging plate (72), a baffle plate 73 is slidably sleeved on the surface of each of the two cross bars (71), one side of the baffle plate (73) is rotatably connected with a second threaded rod (74), the threads of the second threaded rod (74) extend to the outside through one side of the clamping plate (6), and a spring (75) is sleeved on the surface of each of the cross bars (71) between the engaging plate (72) and the baffle plate (73).