CN214920349U

CN214920349U - Quick pressure point positioning device for manufacturing die

Info

Publication number: CN214920349U
Application number: CN202120709028.8U
Authority: CN
Inventors: 郑小龙
Original assignee: Heco Industrial Technology Kunshan Co Ltd
Current assignee: Heco Industrial Technology Kunshan Co Ltd
Priority date: 2021-04-08
Filing date: 2021-04-08
Publication date: 2021-11-30
Anticipated expiration: 2031-04-08

Abstract

The utility model discloses a quick pressure point positioning device of preparation mould, including frame, workstation, product supporting bench, pressure point mechanism and swager, its characterized in that: the pressing mechanism is arranged outside the product supporting table and comprises a pushing part and four groups of pressing rods, the four groups of pressing rods are annularly and uniformly distributed outside the product supporting table, each group of pressing rods is arranged on the workbench in a sliding mode through a sliding part, the pushing part is arranged outside the product supporting table and has upward restoring force, and the pressing mechanism is arranged right above the pushing part; every group the outer end of sliding part with the portion that promotes slides and links to each other, swager constructs the promotion under the decline state of portion that promotes, the portion that promotes four groups the depression bar inwards moves and is close to the outer fringe face setting of product supporting bench. The utility model provides high die fitting's machining efficiency and precision.

Description

Quick pressure point positioning device for manufacturing die

Technical Field

The utility model relates to a mould especially relates to a quick pressure point positioning device of preparation mould.

Background

When manufacturing a die-casting mold, in the production and processing of a cylindrical hollow part, generally, a fixed-point processing is required to be performed on one position, and then the subsequent processing is performed by taking the position as a base point. In this method, the accuracy is not good enough, and the processing accuracy of the mold is affected. Therefore, those skilled in the art need efforts to solve the above technical problems.

Disclosure of Invention

The utility model aims at providing a quick pressure point positioning device of preparation mould through using this structure, has improved pressure point efficiency and quality, and the machining precision of mould is guaranteed simultaneously in the processing of the follow-up mould of being convenient for.

In order to achieve the above purpose, the utility model adopts the technical scheme that: a quick pressure point positioning device for manufacturing a mold comprises a rack, a workbench arranged on the rack, a product supporting table, a pressure point mechanism and a material pressing mechanism, wherein the pressure point mechanism is arranged outside the product supporting table and comprises a pushing part and four groups of pressure rods, the four groups of pressure rods are annularly and uniformly distributed outside the product supporting table, each group of pressure rods is arranged on the workbench in a sliding mode through a sliding part, the pushing part is arranged outside the product supporting table and has upward restoring force, and the material pressing mechanism is arranged right above the pushing part; the outer end of each group of sliding parts is connected with the pushing part in a sliding mode, and the pushing part pushes the four groups of pressing rods to move inwards to be close to the outer edge surface of the product supporting table when the pressing mechanism pushes the pushing part to descend; when the pressing mechanism releases the downward pressure of the pushing portion, the pushing portion returns to the original position upwards, and the sliding portion drives the pressing rod to be far away from the product supporting table to return to the original position.

In the above technical solution, the sliding portion includes a sliding rail, a sliding block, and a return spring, the sliding rail is disposed on the workbench outside the product support table, the sliding rail is disposed perpendicular to the product support table, the sliding block is slidably disposed on the sliding rail, an outer end of the pressing rod is mounted on an inner end surface of the sliding block, and the pressing rod is disposed perpendicular to an outer edge surface of the product support table; the inner end of the reset spring is connected with the outer edge surface of the product supporting table, the outer end of the reset spring is connected with the inner end surface of the sliding block, and the reset spring is arranged below the pressing rod.

In the technical scheme, a positioning rod is arranged on the inner end face of the sliding block and is arranged below the pressing rod in parallel, four groups of convex rods are evenly distributed on the outer edge face below the product supporting table in an annular mode, each group of convex rods is arranged right opposite to one group of positioning rods, two ends of a reset spring are respectively sleeved on one group of positioning rods and one group of convex rods, and the reset spring pushes the sliding block and the pressing rod to be away from the product supporting table.

In the technical scheme, the pushing part comprises a compression ring and four groups of guide pillars, the compression ring is coaxially arranged outside the product supporting table, two ends of the compression ring are respectively provided with an extension plate extending outwards, each group of extension plates is provided with two groups of guide holes, the bottom of each group of guide pillars is vertically arranged on the workbench, and the top of each group of guide pillars passes through one group of guide holes and is arranged right above the compression ring; each group of guide pillars is sleeved with a first spring, the top of the first spring is abutted against the bottom surface of the extension plate, the bottom of the first spring is abutted against the top surface of the workbench, the top of each guide pillar is screwed with a limit nut, and the limit nut is arranged right above the extension plate; the first spring pushes the press ring to move upwards.

Among the above-mentioned technical scheme, annular equipartition has four groups of slantwise to lead to the groove on the inner fringe face of clamping ring, the slant leads to the downward setting of outside slope in the top surface of groove, the slant lead to the groove the outer end with the outer fringe face of clamping ring is linked together, every group be equipped with a slant guide block on the lateral surface of slider, the top surface of slant guide block is on a parallel with the top surface that the slant led to the groove sets up, every group the slant guide block removes to be inserted and locates a set of the logical inslot of slant, the top surface of slant guide block support in on the top surface that the slant led to the groove.

In the above technical scheme, when the compression ring is in a descending state, the slant through groove pushes the slant guide block and the sliding block to move inwards, so that the compression bar is close to the product support table.

In the technical scheme, the material pressing mechanism comprises a hydraulic cylinder, a connecting plate and at least two groups of push rods, the hydraulic cylinder is arranged on the rack above the workbench, the middle of the top surface of the connecting plate is connected with an output shaft at the bottom of the hydraulic cylinder, a plurality of groups of push rods are annularly and uniformly distributed on the bottom surface of the connecting plate, and the push rods are arranged right above the pushing part; and under the extending state of the output shaft of the hydraulic cylinder, the push rod is abutted against the top surface of the pushing part and pushes the pushing part to move downwards.

In the technical scheme, the connecting plates on two sides of the hydraulic cylinder are respectively provided with a guide rod, and the tops of the guide rods are movably inserted into the rack.

Because of the application of the technical scheme, compared with the prior art, the utility model has the following advantages:

1. the utility model discloses in set up the product supporting bench and support the product, utilize swager to promote the work of pressure point mechanism, carry out pressure point location to four positions of product simultaneously, efficient, of high quality, effectively guarantee the machining precision of product;

2. the utility model discloses in adopt mobilizable depression bar of four groups, it is spacing to four group's depression bars that utilize promotion portion, the decline of promotion portion can drive four group's depression bars in step and be close to the product supporting bench, carries out the pressure point location to four positions of product simultaneously, guarantees the subsequent machining precision of product like this, also improves machining efficiency.

Drawings

Fig. 1 is a schematic structural diagram (in an extended state of a return spring) in a first embodiment of the present invention;

fig. 2 is a schematic cross-sectional structural view of a medium pressure point mechanism and a product support table according to an embodiment of the present invention (in a compressed state of a return spring);

fig. 3 is a top view of a product supporting platform and a pressing point mechanism according to a first embodiment of the present invention.

Wherein: 1. a frame; 2. a work table; 3. a product support table; 4. a pushing part; 5. a pressure lever; 6. a sliding part; 7. a slide rail; 8. a slider; 9. a return spring; 10. positioning a rod; 11. a nose bar; 12. pressing a ring; 13. a guide post; 14. a first spring; 15. a limit nut; 16. an oblique through groove; 17. an oblique guide block; 18. a hydraulic cylinder; 19. a connecting plate; 20. a push rod; 21. a guide bar; 22. a rubber buffer layer; 23. an extension plate.

Detailed Description

The invention will be further described with reference to the following drawings and examples:

the first embodiment is as follows: referring to fig. 1 to 3, a rapid pressure point positioning device for manufacturing a mold comprises a frame 1, a workbench 2 arranged on the frame, a product supporting table 3, a pressure point mechanism and a material pressing mechanism, wherein the pressure point mechanism is arranged outside the product supporting table and comprises a pushing part 4 and four groups of pressure rods 5, the four groups of pressure rods are annularly and uniformly distributed outside the product supporting table, each group of pressure rods is arranged on the workbench in a sliding manner through a sliding part 6, the pushing part is arranged outside the product supporting table and has upward restoring force, and the material pressing mechanism is arranged right above the pushing part; the outer end of each group of sliding parts is connected with the pushing part in a sliding mode, and the pushing part pushes the four groups of pressing rods to move inwards to be close to the outer edge surface of the product supporting table when the pressing mechanism pushes the pushing part to descend; when the pressing mechanism releases the downward pressure of the pushing portion, the pushing portion returns to the original position upwards, and the sliding portion drives the pressing rod to be far away from the product supporting table to return to the original position.

When in actual use, directly overlap the product in the outside of product supporting bench, utilize product supporting bench to support and fix a position, then swager constructs the decline, pushes down the promotion portion, when promotion portion descends, can extrude sliding part for sliding part drives the depression bar and moves inwards, makes four group's depression bars carry out pressure point location to 4 positions of product simultaneously. Then swager constructs to rise, and the promotion portion can resume the normal position, and the slip portion also can drive the depression bar and resume and keep away from the product, and operating personnel takes away the product again can. Therefore, when the product is subsequently processed, the product can be directly processed by using the 4 folded pressure points as base points without repeated positioning, and the method has the advantages of high efficiency, good quality and high precision.

Referring to fig. 1 to 3, the sliding portion includes a sliding rail 7, a sliding block 8 and a return spring 9, the sliding rail is disposed on the workbench outside the product support table, the sliding rail is perpendicular to the product support table, the sliding block is slidably disposed on the sliding rail, an outer end of the pressing rod is mounted on an inner end face of the sliding block, and the pressing rod is perpendicular to an outer edge face of the product support table; the inner end of the reset spring is connected with the outer edge surface of the product supporting table, the outer end of the reset spring is connected with the inner end surface of the sliding block, and the reset spring is arranged below the pressing rod.

The inner end face of the sliding block is provided with a positioning rod 10, the positioning rods are arranged below the pressing rod in parallel, four groups of convex rods 11 are evenly distributed on the outer edge face below the product supporting table in an annular mode, each group of convex rods is opposite to one group of positioning rods, two ends of a reset spring are respectively sleeved on one group of positioning rods and one group of convex rods, and the reset spring pushes the sliding block and the pressing rod to be away from the product supporting table.

By adopting the arrangement of the sliding block and the reset spring, when the pushing part rises and returns to the original position, the reset spring can push the sliding block and the positioning rod to move outwards, so that the installation and the replacement of products are convenient. By adopting the arrangement of the positioning rod and the convex rod, the reset spring can be positioned, the reset spring is prevented from being separated from the sliding block, and the use safety is ensured.

Referring to fig. 1 to 3, the pushing portion includes a pressing ring 12 and four sets of guide posts 13, the pressing ring is coaxially disposed outside the product supporting table, two ends of the pressing ring are respectively provided with extending plates 23 extending outwards, each set of extending plates is provided with two sets of guide holes, the bottom of each set of guide posts is vertically mounted on the worktable, and the top of each set of guide posts passes through one set of guide holes and is disposed right above the pressing ring; each group of guide pillars is sleeved with a first spring 14, the top of the first spring is abutted against the bottom surface of the extension plate, the bottom of the first spring is abutted against the top surface of the workbench, the top of each guide pillar is screwed with a limit nut 15, and the limit nut is arranged right above the extension plate; the first spring pushes the press ring to move upwards.

Annular equipartition has the logical groove 16 of four group slants on the inner fringe face of clamping ring, the slant leads to the downward setting of outside slope in the top surface of groove, the slant lead to the outer end of groove with the outer fringe face of clamping ring is linked together, every group be equipped with a slant guide block 17 on the lateral surface of slider, the top surface of slant guide block be on a parallel with the top surface setting that the slant led to the groove, every group the slant guide block removes to be inserted and locates a set of the slant leads to the inslot, the top surface of slant guide block support in on the top surface that the slant led to the groove.

Under the clamping ring descending state, the slant leads to the groove and promotes slant guide block and slider move inwards, make the depression bar be close to the setting of product supporting bench. The inclined through grooves on the left side and the right side are located between the two groups of guide pillars, so that the movement of the inclined guide blocks is not influenced.

In this embodiment, promotion portion adopts clamping ring and first spring, under normal condition, first spring can promote the clamping ring and rise, adopt the slant to lead to setting up the slant guide block above groove and the slider simultaneously, under normal conditions, reset spring promotes slider and slant guide block and outwards removes, also can promote the clamping ring and rise, when work, swager constructs and pushes down the clamping ring, can extrude first spring, when the clamping ring descends, the slant leads to the groove can extrude the slant guide block, lead the slant guide block to promote inwards, extrude reset spring, namely push the depression bar inwards, make the depression bar carry out pressure point work to the surface of product. And promote 4 groups of depression bars simultaneously and move inwards, once only carry out 4 position pressure points at the surface of product, the precision is high, is convenient for subsequent processing.

As shown in fig. 1, the swaging mechanism includes a hydraulic cylinder 18, a connecting plate 19 and at least two groups of push rods 20, the hydraulic cylinder is mounted on the frame above the workbench, the middle of the top surface of the connecting plate is connected with an output shaft at the bottom of the hydraulic cylinder, a plurality of groups of push rods are annularly and uniformly distributed on the bottom surface of the connecting plate, and the push rods are arranged right above the pushing part; and under the extending state of the output shaft of the hydraulic cylinder, the push rod is abutted against the top surface of the pushing part and pushes the pushing part to move downwards.

And the connecting plates at two sides of the hydraulic cylinder are respectively provided with a guide rod 21, and the tops of the guide rods are movably inserted into the rack.

In this embodiment, through the setting of push rod, when pneumatic cylinder output shaft stretches out like this, can promote the clamping ring through the push rod and descend, can have the interval between connecting plate and the clamping ring moreover, be convenient for like this observe the behavior, simultaneously, even operating personnel's hand is in between clamping ring and the connecting plate, also can not weigh operating personnel's hand, reduces the potential safety hazard as far as, improves the security of operation.

Simultaneously, can set up rubber buffer layer 22 in the bottom of push rod, when the push rod descends like this, can reduce the striking dynamics to the clamping ring, the noise reduction prevents that rigid collision between the two from resulting in wearing and tearing and damaging.

Claims

1. The utility model provides a quick pressure point positioning device of preparation mould, includes the frame, sets up workstation, product supporting bench, pressure point mechanism and swager in the frame, its characterized in that: the pressing mechanism is arranged outside the product supporting table and comprises a pushing part and four groups of pressing rods, the four groups of pressing rods are annularly and uniformly distributed outside the product supporting table, each group of pressing rods is arranged on the workbench in a sliding mode through a sliding part, the pushing part is arranged outside the product supporting table and has upward restoring force, and the pressing mechanism is arranged right above the pushing part; the outer end of each group of sliding parts is connected with the pushing part in a sliding mode, and the pushing part pushes the four groups of pressing rods to move inwards to be close to the outer edge surface of the product supporting table when the pressing mechanism pushes the pushing part to descend; when the pressing mechanism releases the downward pressure of the pushing portion, the pushing portion returns to the original position upwards, and the sliding portion drives the pressing rod to be far away from the product supporting table to return to the original position.

2. The apparatus for rapid pressing point positioning for making mold according to claim 1, wherein: the sliding part comprises a sliding rail, a sliding block and a return spring, the sliding rail is arranged on the workbench outside the product supporting table, the sliding rail is perpendicular to the product supporting table, the sliding block is arranged on the sliding rail in a sliding mode, the outer end of the pressing rod is arranged on the inner end face of the sliding block, and the pressing rod is perpendicular to the outer edge face of the product supporting table; the inner end of the reset spring is connected with the outer edge surface of the product supporting table, the outer end of the reset spring is connected with the inner end surface of the sliding block, and the reset spring is arranged below the pressing rod.

3. The apparatus for rapid pressing point positioning for making mold according to claim 2, wherein: the inner end face of the sliding block is provided with a positioning rod, the positioning rods are arranged below the pressing rod in parallel, four groups of convex rods are evenly distributed on the outer edge face below the product supporting table in an annular mode, each group of convex rods is opposite to one group of positioning rods, two ends of a reset spring are respectively sleeved on one group of positioning rods and one group of convex rods, and the reset spring pushes the sliding block and the pressing rod to be far away from the product supporting table.

4. The apparatus for rapid pressing point positioning for making mold according to claim 2, wherein: the pushing part comprises a compression ring and four groups of guide pillars, the compression ring is coaxially arranged outside the product supporting table, two ends of the compression ring are respectively provided with an extension plate extending outwards, each group of extension plates is provided with two groups of guide holes, the bottom of each group of guide pillars is vertically arranged on the workbench, and the top of each group of guide pillars penetrates through one group of guide holes and is arranged right above the compression ring; each group of guide pillars is sleeved with a first spring, the top of the first spring is abutted against the bottom surface of the extension plate, the bottom of the first spring is abutted against the top surface of the workbench, the top of each guide pillar is screwed with a limit nut, and the limit nut is arranged right above the extension plate; the first spring pushes the press ring to move upwards.

5. The apparatus for rapid pressing point positioning for making mold according to claim 4, wherein: the annular equipartition has the logical groove of four group slants on the inner fringe face of clamping ring, the top surface that the slant led to the groove sets up downwards from inside to outside slope, the slant lead to the groove the outer end with the outer fringe face of clamping ring is linked together, every group be equipped with a slant guide block on the lateral surface of slider, the top surface of slant guide block is on a parallel with the top surface that the slant led to the groove sets up, every group the slant guide block removes to insert and locates a set of the slant leads to the inslot, the top surface of slant guide block support in on the top surface that the slant led to the groove.

6. The apparatus for rapid pressing point positioning for making mold according to claim 5, wherein: under the clamping ring descending state, the slant leads to the groove and promotes slant guide block and slider move inwards, make the depression bar be close to the setting of product supporting bench.

7. The apparatus for rapid pressing point positioning for making mold according to claim 1, wherein: the material pressing mechanism comprises a hydraulic cylinder, a connecting plate and at least two groups of push rods, the hydraulic cylinder is arranged on the rack above the workbench, the middle of the top surface of the connecting plate is connected with an output shaft at the bottom of the hydraulic cylinder, a plurality of groups of the push rods are annularly and uniformly distributed on the bottom surface of the connecting plate, and the push rods are arranged right above the pushing part; and under the extending state of the output shaft of the hydraulic cylinder, the push rod is abutted against the top surface of the pushing part and pushes the pushing part to move downwards.

8. The apparatus for rapid pressing point positioning for making mold according to claim 7, wherein: and the connecting plates on two sides of the hydraulic cylinder are respectively provided with a guide rod, and the top of the guide rod is movably inserted into the rack.