CN216543746U

CN216543746U - Positive and negative pressure tool post with top column

Info

Publication number: CN216543746U
Application number: CN202123111959.7U
Authority: CN
Inventors: 刘矿
Original assignee: Kunshan Yueda Electronics Co ltd
Current assignee: Kunshan Yueda Electronics Co ltd
Priority date: 2021-12-10
Filing date: 2021-12-10
Publication date: 2022-05-17
Anticipated expiration: 2031-12-10

Abstract

The utility model provides a positive and negative pressure knife rest with a top post, which belongs to the field of cutting knife rests and comprises a knife die and a knife rest, wherein the knife die is arranged above the knife rest in a suspended mode and is driven by a cylinder to move along the vertical direction; a groove which is sunken downwards is formed in the center of the upper surface of the top plate, a plurality of connecting holes are formed in the bottom surface of the groove, and the steel plate is placed in the groove; the top end of the first elastic column penetrates through the connecting hole to be elastically connected with the steel plate; through the technical scheme, the problem that the plastic suction structure is extruded and deformed when the positive and negative pressure cutter table cuts in the prior art is solved.

Description

Positive and negative pressure tool post with top column

Technical Field

The utility model relates to a cutting knife rest, in particular to a positive and negative pressure knife rest with a top column.

Background

The positive and negative pressure knife rest is a common plastic sucking disc cutting tool, but the base of the existing positive and negative pressure knife rest is generally a plane; the cutting surface of the plastic sucking disc is tightly attached to the steel plate during cutting so that the cutting can be smoothly finished, after the cutting die is cut, the cut blister can be pulled by the machine to enter the next station, and when the surface of the plastic sucking disc has the raised plastic sucking structures, the plastic sucking structures can be extruded in the cutting process to cause the compression deformation of the plastic sucking products.

SUMMERY OF THE UTILITY MODEL

In view of the above disadvantages of the prior art, an object of the present invention is to provide a positive and negative pressure knife rest with a support pillar, which is used to solve the problem of extrusion deformation of the blister structure when the positive and negative pressure knife rest cuts.

In order to achieve the above and other related objects, the present invention provides a positive and negative pressure knife rest with a top post, comprising a knife mold and a knife rest, wherein the knife mold is suspended over the knife rest, the knife mold is driven by a cylinder to move in a vertical direction, the knife rest comprises a top post structure, the top post structure comprises a top plate, a first elastic post and a steel plate, the steel plate is placed on the upper surface of the top plate, and the first elastic post extends upwards from the lower side of the top plate, penetrates through the top plate and is connected with the steel plate;

a groove which is sunken downwards is formed in the center of the upper surface of the top plate, a plurality of connecting holes are formed in the bottom surface of the groove, and the steel plate is placed in the groove; the top end of the first elastic column penetrates through the connecting hole to be elastically connected with the steel plate.

In an embodiment of the utility model, the pillar structure further includes second elastic pillars uniformly distributed outside the groove.

In an embodiment of the utility model, the top plate outside the groove is also provided with a plurality of connecting holes, the positions of the connecting holes correspond to the second elastic columns, and the second elastic columns penetrate through the connecting holes to be communicated with the outside.

In an embodiment of the present invention, the top pillar structure further includes a bottom plate and a base, the bottom plate is fixed above the base through a bolt structure, the top plate is fixed above the bottom plate through a bolt, and bottom ends of the first elastic pillar and the second elastic pillar are fixed on the bottom plate.

In an embodiment of the utility model, a fixing screw is disposed at a fixing position of the first elastic column and the bottom plate, and the fixing screw vertically and upwardly penetrates through the bottom plate and the first elastic column in sequence.

In an embodiment of the utility model, a fixing screw is disposed at a fixing position of the second elastic column and the bottom plate, and the fixing screw vertically and upwardly penetrates through the bottom plate and the second elastic column in sequence.

As described above, the positive and negative pressure tool post with the ejection column of the present invention has the following beneficial effects:

1. the protruding plastic uptake structure in plastic uptake dish center contacts with the steel sheet, and the arch and the second elastic column direct contact at plastic uptake dish edge, when the cutting die pushes down and cuts, the plastic uptake dish promotes the steel sheet downwards and removes in the recess, offsets the pressure that the plastic uptake structure received, has effectively improved the condition that makes plastic uptake structure extrusion deformation when positive negative pressure cuts the sword platform.

Drawings

Fig. 1 is a schematic view showing an overall structure of a positive and negative pressure tool post with a top post disclosed in the embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a positive and negative pressure knife table with a top column disclosed in the embodiment of the utility model.

Fig. 3 is a schematic partial structure diagram of fig. 2 a according to an embodiment of the present invention.

Fig. 4 is a schematic diagram illustrating a cutting state of the positive and negative pressure knife rest with the top pillar according to the embodiment of the present invention.

Fig. 5 is a schematic view showing a cutting completion state of the positive and negative pressure knife stages with the top posts disclosed in the embodiment of the present invention.

Description of the element reference numerals

1. Cutting the die; 2. a tool post; 3. a machine base; 4. a top pillar structure; 5. a top plate; 6. a plastic sucking disc; 7. a steel plate; 8. a first elastic column; 9. a second elastic column; 10. connecting holes; 11. a groove; 12. a base plate; 13. and fixing the screw.

Detailed Description

The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.

Please refer to fig. 1 to 5. It should be understood that the structures, ratios, sizes, and the like shown in the drawings and described in the specification are only used for matching with the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions under which the present invention can be implemented, so that the present invention has no technical significance, and any structural modification, ratio relationship change, or size adjustment should still fall within the scope of the present invention without affecting the efficacy and the achievable purpose of the present invention. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.

Referring to fig. 1-3, the utility model provides a positive and negative pressure knife table with a support pillar, which comprises a knife die 1 and a knife table 2, wherein the knife die 1 is suspended over the knife table 2, and the knife die 1 is driven by a cylinder to move along the vertical direction; when the plastic sucking disc is used, the plastic sucking disc 6 is positioned between the cutting die 1 and the cutting platform 2, when the cutting die 1 moves downwards to the cutting platform 2, cutting work is started, and after cutting is finished, the cutting die 1 moves upwards.

The tool post 2 comprises a top post structure 4, the top post structure 4 comprises a top plate 5, a first elastic post 8 and a steel plate 7, the steel plate 7 is placed on the upper surface of the top plate 5, and the first elastic post 8 extends upwards from the lower part of the top plate 5 and penetrates through the top plate 5 to be connected with the steel plate 7;

a groove 11 which is sunken downwards is formed in the center of the upper surface of the top plate 5, a plurality of connecting holes 10 are formed in the bottom surface of the groove 11, and the steel plate 7 is placed in the groove 11; the top end of the first elastic column 8 passes through the connecting hole 10 to be elastically connected with the steel plate 7.

The ejection column structure further comprises a second elastic column 9, the second elastic column 9 is evenly distributed on the outer side of the groove 11, a plurality of connecting holes 10 are also formed in the top plate 5 on the outer side of the groove 11, the positions of the connecting holes 10 correspond to those of the second elastic column 9, and the second elastic column 9 penetrates through the connecting holes 10 to be communicated with the outside.

The top column structure 4 further comprises a bottom plate 12 and a machine base 3, the bottom plate 12 is fixed above the machine base 3 through a bolt structure, the top plate 5 is fixed above the bottom plate 12 through a bolt, and the bottom ends of the first elastic column 8 and the second elastic column 9 are fixed on the bottom plate 12; a fixing screw 13 is arranged at the fixing position of the first elastic column 8 and the bottom plate 12, and the fixing screw 13 vertically and upwards penetrates through the bottom plate 12 and the first elastic column 8 in sequence; the fixing position of the second elastic column 9 and the bottom plate 12 is provided with a fixing screw 13, and the fixing screw 13 vertically and upwards penetrates through the bottom plate 12 and the second elastic column 9 in sequence.

Referring to fig. 4-5, the cutting die 1 and the cutting table 2 have two working modes in cooperation, which are as follows:

1. as shown in fig. 3, during cutting, the cutting die 1 moves downward to cut the plastic sucking disc 6, at this time, the convex position at the center of the plastic sucking disc 6 contacts and presses the steel plate 7 on the cutting table 2, the steel plate 7 is pressed downward to contract the first elastic column 8, the convex part at the edge of the plastic sucking disc 6 is directly pressed on the second elastic column 9 to compress the second elastic column 9, and at this time, the cutting surface is matched with the steel plate 7.

2. As shown in fig. 4, after cutting, the cutting die 1 moves upward and returns, the edge of the plastic suction disc 6 is cut, and simultaneously, after cutting, the cutting table 2 descends, and the plastic suction disc 6 is opened and pulled to move.

In conclusion, in the utility model, the blister structure protruding from the center of the blister disc 6 is in contact with the steel plate 7, and the protrusion at the edge of the blister disc 6 is in direct contact with the second elastic column 9, so that when the cutting die 1 is pressed downwards for cutting, the blister disc 6 pushes the steel plate 7 downwards to move in the groove 11, the pressure borne by the blister structure is offset, and the situation that the blister structure is extruded and deformed when the positive-negative pressure cutting knife platform 2 is used for cutting is effectively improved; therefore, the utility model effectively overcomes various defects in the prior art and has high industrial utilization value.

The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the utility model. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. The positive and negative pressure tool post with the ejection post comprises a tool die and a tool post, wherein the tool die is arranged right above the tool post in a hanging manner, and is driven by a cylinder to move along the vertical direction, and is characterized in that the tool post (2) comprises an ejection post structure (4), the ejection post structure (4) comprises a top plate (5), a first elastic post (8) and a steel plate (7), the steel plate (7) is placed on the upper surface of the top plate (5), and the first elastic post (8) extends upwards from the lower part of the top plate (5) and penetrates through the top plate (5) to be connected with the steel plate (7);

a groove (11) which is sunken downwards is formed in the center of the upper surface of the top plate (5), a plurality of connecting holes (10) are formed in the bottom surface of the groove (11), and the steel plate (7) is placed in the groove (11); the top end of the first elastic column (8) penetrates through the connecting hole (10) to be elastically connected with the steel plate (7).

2. The positive-negative pressure tool post with the ejection column as claimed in claim 1, wherein: the ejection column structure (4) further comprises second elastic columns (9), and the second elastic columns (9) are uniformly distributed on the outer sides of the grooves (11).

3. The positive and negative pressure tool post with the jack post of claim 2, wherein: the top plate (5) on the outer side of the groove (11) is also provided with a plurality of connecting holes (10), the positions of the connecting holes (10) correspond to those of the second elastic columns (9), and the second elastic columns (9) penetrate through the connecting holes (10) to be communicated with the outside.

4. The positive and negative pressure tool post with the jack post of claim 2, wherein: the support pillar structure (4) further comprises a bottom plate (12) and a machine base (3), the bottom plate (12) is fixed above the machine base (3) through a bolt structure, the top plate (5) is fixed above the bottom plate (12) through a bolt, and the bottom ends of the first elastic pillar (8) and the second elastic pillar (9) are fixed on the bottom plate (12).

5. The positive-negative pressure tool post with the ejection column as claimed in claim 4, wherein: the fixing part of the first elastic column (8) and the bottom plate (12) is provided with a fixing screw (13), and the fixing screw (13) vertically and upwards penetrates through the bottom plate (12) and the first elastic column (8) in sequence.

6. The positive-negative pressure tool post with the ejection column as claimed in claim 4, wherein: and a fixing screw (13) is arranged at the fixing position of the second elastic column (9) and the bottom plate (12), and the fixing screw (13) vertically and upwards penetrates through the bottom plate (12) and the second elastic column (9) in sequence.