CN217622334U

CN217622334U - Press machine

Info

Publication number: CN217622334U
Application number: CN202221116899.XU
Authority: CN
Inventors: 张鑫; 李树中
Original assignee: Chengdu Huazi Dongjiang Auto Parts Co ltd
Current assignee: Chengdu Huazi Dongjiang Auto Parts Co ltd
Priority date: 2022-05-11
Filing date: 2022-05-11
Publication date: 2022-10-21
Anticipated expiration: 2032-05-11

Abstract

The utility model provides a press relates to mechanical equipment technical field. The press machine comprises a frame, an upper die, a supporting table, a lower die and a demoulding block. The upper die is connected to the upper part of the frame through a lifting oil cylinder. The support platform is arranged at the lower part of the frame. The lower die and the upper die are matched for use. The lower mould is including the left die body and the right die body that can remove along opposite direction on a supporting bench, forms the die cavity that is used for holding the blank behind left die body and the mutual concatenation of right die body. The demoulding piece is arranged between the left mould body and the right mould body. When the left die body and the right die body are far away from each other, the demolding block moves upwards to jack up the workpiece. The demoulding piece can be moved upwards when the left mould body and the right mould body are separated, and the workpiece formed by the blank piece is jacked up through the demoulding piece, so that the workpiece is separated from the left mould body and the right mould body, the demoulding of the workpiece is rapidly completed, and the demoulding efficiency is improved.

Description

Press machine

Technical Field

The utility model belongs to the technical field of mechanical equipment technique and specifically relates to a press is related to.

Background

The press machine obtains a workpiece of a desired shape by applying pressure to the blank member to plastically deform the blank member. The blank piece is the extrusion under the cooperation of last mould and lower mould, goes up mould and lower mould and can customize according to the shape of required work piece, however, present press is after the extrusion with the blank piece, relies on artifical manual drawing of patterns all, and drawing of patterns efficiency is lower.

SUMMERY OF THE UTILITY MODEL

In order to the above situation, the utility model provides a press has solved present press and is carrying out the drawing of patterns, the lower technical problem of drawing of patterns efficiency completely relying on artifical manual with blank extrusion back.

In order to achieve the above object, the utility model provides a following technical scheme:

a press machine may generally include: frame, last mould, brace table, lower mould and take off the module. The upper die is connected to the upper part of the frame through a lifting oil cylinder. The support platform is arranged at the lower part of the frame. The lower die is matched with the upper die for use. The lower mould is including the left die body and the right die body that can remove along opposite direction on a supporting bench, forms the die cavity that is used for holding the blank behind left die body and the mutual concatenation of right die body. The demoulding piece is arranged between the left mould body and the right mould body. When the left die body and the right die body are far away from each other, the demolding block moves upwards to jack up the workpiece.

The utility model discloses an in some embodiments, the left side of right side die body is fixed with the reference column, and the locating hole that matches with the reference column is seted up on the right side of left side die body.

In some embodiments of the present invention, a shock pad is disposed between the support platform and the frame.

In some embodiments of the present invention, the upper portion of the demoulding member has a trapezoidal cross section, and the lower portion of the demoulding member is inserted into the supporting platform. All offer on left die body and the right die body with the upper portion assorted holding tank of drawing of patterns piece. A fixed plate is fixed in the supporting table, a connecting rod is fixed at the bottom of the demoulding block, the connecting rod is spliced with the fixed plate, and a tension spring is connected between the fixed plate and the demoulding block.

The utility model discloses an in some embodiments, the left side of left die body is transversely fixed with left guide arm, and left guide arm pegs graft and has left support, and left support is fixed on a supporting bench. The right side of the right die body is transversely fixed with a right guide rod, the right guide rod is inserted with a right support, and the right support is fixed on the support table. And a left limit pin for limiting the transverse movement of the left guide rod is inserted on the left support. And a right limiting pin for limiting the transverse movement of the right guide rod is inserted into the right support.

In some embodiments of the utility model, be connected with left reset spring between left guide arm and the left support, be connected with right reset spring between right guide arm and the right support.

The utility model discloses an in some embodiments, the lower extreme of connecting rod is fixed with the pinion rack, and the pinion rack meshing has the gear, and the gear is installed in a horizontal transmission shaft that sets up, and the transmission shaft transmission is connected with driving motor.

The utility model discloses an in some embodiments, install the unloading cylinder in the frame, the expansion end of unloading cylinder is connected with the push pedal, and the downside of push pedal flushes with the upside of left die body.

The embodiment of the utility model provides an at least, have following advantage or beneficial effect:

during the use, make left die body and right die body concatenation together earlier, put into the die cavity that is formed by left die body and right die body with the blank again, rethread lift cylinder moves down the mould and extrudees the blank extrusion, then shifts up the mould, remove left die body and right die body again, make left die body and right die body keep away from each other, when separating left die body and right die body, can the rebound take off the module, jack up the work piece that is formed by the blank through taking off the module, so that work piece and left die body and right die body separate, thereby accomplish the drawing of patterns of work piece fast, improve drawing of patterns efficiency. In addition, in the demolding process of the workpiece, the workpiece is not easily damaged, and the quality of the workpiece can be ensured.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the description below are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of a press;

FIG. 2 is a left side view of FIG. 1;

FIG. 3 is a schematic view of the lower mold of FIG. 1 along the upper side;

FIG. 4 is a schematic diagram of the structure of the stripping module.

Icon:

11-a support table, 111-a shock-absorbing pad,

12-lower die, 121-left die body, 122-right die body, 123-die cavity, 124-accommodating groove, 125-positioning column,

13-demoulding module, 131-fixing plate, 132-connecting rod, 133-tension spring, 134-toothed plate, 135-gear, 136-transmission shaft, 137-driving motor,

141-left guide rod, 142-left support, 143-left limit pin, 144-left return spring,

151-right guide rod, 152-right support, 153-right limit pin, 154-right return spring,

16-a machine frame, wherein the machine frame,

17-an upper die, 171-a lifting oil cylinder,

18-blanking cylinder, 181-push plate.

Detailed Description

In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the embodiments of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as fixed or detachable connections or as an integral part; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the embodiments of the present invention can be understood by those skilled in the art according to specific situations.

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

Examples

Referring to fig. 1 to 4, the present embodiment provides a press machine, which mainly includes: frame 16, upper die 17, supporting bench 11, lower mould 12 and drawing of patterns piece 13. The upper mold 17 is connected to an upper portion of the frame 16 by a lift cylinder 171. The support base 11 is provided at a lower portion of the frame 16. The lower die 12 is used in cooperation with the upper die 17. The lower die 12 includes a left die body 121 and a right die body 122 which can move in opposite directions on the support base 11, and the left die body 121 and the right die body 122 are spliced with each other to form a cavity 123 for accommodating a blank. The release block 13 is disposed between the left and

right mold bodies

121 and 122. When the left mold body 121 and the right mold body 122 are away from each other, the knock-out block 13 moves upward to jack up the workpiece.

When the die is used, the left die body 121 and the right die body 122 are spliced together, a blank is placed into a cavity 123 formed by the left die body 121 and the right die body 122, the upper die 17 moves downwards through the lifting oil cylinder 171 to extrude the blank, the upper die 17 moves upwards, the left die body 121 and the right die body 122 move again, the left die body 121 and the right die body 122 are far away from each other, the demoulding piece 13 can move upwards when the left die body 121 and the right die body 122 are separated, a workpiece formed by the blank is jacked up through the demoulding piece 13, the workpiece is separated from the left die body 121 and the right die body 122, accordingly, demoulding of the workpiece is completed quickly, and demoulding efficiency is improved. In addition, in the demolding process of the workpiece, the workpiece is not easily damaged, and the quality of the workpiece can be ensured.

A positioning column 125 is fixed on the left side of the right mold body 122, and a positioning hole matched with the positioning column 125 is formed in the right side of the left mold body 121, so that the right mold body 122 and the left mold body 121 can be better spliced.

A shock absorbing pad 111 is provided between the support 11 and the frame 16 to reduce noise generated by collision between the support 11 and the frame 16.

The cross section of the upper part of the demoulding block 13 is trapezoidal, and the lower part of the demoulding block 13 is inserted with the supporting platform 11. The left mold body 121 and the right mold body 122 are both provided with accommodating grooves 124 matched with the upper part of the demolding block 13. A fixed plate 131 is fixed in the support table 11, a connecting rod 132 is fixed at the bottom of the demoulding block 13, the connecting rod 132 is inserted into the fixed plate 131, and a tension spring 133 is connected between the fixed plate 131 and the demoulding block 13. After the demolding block 13 moves downwards, the demolding block 13 can be wrapped by the left mold body 121 and the right mold body 122, and at this time, the top of the demolding block 13 is located below the cavity 123. When the left die body 121 and the right die body 122 are far away from each other, the demoulding block 13 is moved upwards to jack up the workpiece in the cavity 123 through the demoulding block 13, so that the workpiece is separated from the left die body 121 and the right die body 122; after the workpiece on the demolding block 13 is taken away, the demolding block 13 can be moved downwards, the left mold body 121 and the right mold body 122 are made to approach each other, and after the left mold body 121 and the right mold body 122 are spliced together again, the demolding block 13 is wrapped by the left mold body 121 and the right mold body 122.

A left guide rod 141 is transversely fixed on the left side of the left mold body 121, a left support 142 is inserted into the left guide rod 141, and the left support 142 is fixed on the support table 11. A right guide rod 151 is transversely fixed on the right side of the right die body 122, a right support 152 is inserted into the right guide rod 151, and the right support 152 is fixed on the support 11. The left guide rod 141 can guide the movement of the left mold body 121, and the right guide rod 151 can guide the movement of the right mold body 122. The left support 142 is inserted with a left limit pin 143 for limiting the lateral movement of the left guide rod 141. A right limit pin 153 for limiting the transverse movement of the right guide rod 151 is inserted into the right support 152. When the left guide rod 141 does not need to be moved, the left limit pin 143 is inserted into the left support 142 and the left guide rod 141; when the right guide rod 151 does not need to be moved, the right limit pin 153 is inserted into the right support 152 and the right guide rod 151.

A left return spring 144 is connected between the left guide rod 141 and the left support 142, and a right return spring 154 is connected between the right guide rod 151 and the right support 152. When the mold 13 is moved downwards, the left mold body 121 and the right mold body 122 can be automatically closed to each other under the action of the left return spring 144 and the right return spring 154, and when the left mold body 121 and the right mold body 122 are spliced together again, the demolding block 13 is wrapped by the left mold body 121 and the right mold body 122.

In order to facilitate the upward or downward movement of the disengaging module 13, a toothed plate 134 is fixed at the lower end of the connecting rod 132, a gear 135 is engaged with the toothed plate 134, the gear 135 is mounted on a transmission shaft 136 transversely arranged, and the transmission shaft 136 is in transmission connection with a driving motor 137. The driving motor 137 rotates the transmission shaft 136, the transmission shaft 136 drives the gear 135 to rotate, the gear 135 drives the toothed plate 134 to move up or down, when the toothed plate 134 moves up, the demolding block 13 moves up, and when the toothed plate 134 moves down, the demolding block 13 moves down.

After the demoulding block 13 jacks up the workpiece, in order to take away the workpiece on the demoulding block 13, a blanking cylinder 18 is installed on the frame 16, a movable end of the blanking cylinder 18 is connected with a push plate 181, and the lower side of the push plate 181 is flush with the upper side of the left die body 121. As shown in fig. 2, after the stripper block 13 lifts the workpiece upward, the push plate 181 may be moved to the right by the blanking cylinder 18 to push the workpiece away from the stripper block 13 by the push plate 181.

Finally, it should be noted that: the above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and those skilled in the art can make various modifications and changes, and the embodiments of the present invention and features of the embodiments can be arbitrarily combined with each other without conflict. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A press, characterized by comprising: the device comprises a frame, an upper die, a supporting table, a lower die and a demoulding block;

the upper die is connected to the upper part of the rack through a lifting oil cylinder;

the support table is arranged at the lower part of the rack;

the lower die is matched with the upper die for use; the lower die comprises a left die body and a right die body which can move on the supporting table along opposite directions, and the left die body and the right die body are spliced with each other to form a cavity for accommodating a blank;

the demoulding block is arranged between the left mould body and the right mould body;

when the left die body and the right die body are far away from each other, the demoulding body moves upwards to jack up the workpiece.

2. The press machine as claimed in claim 1, wherein a positioning column is fixed on the left side of the right die body, and a positioning hole matched with the positioning column is formed on the right side of the left die body.

3. Press according to claim 1, characterised in that a shock-absorbing pad is arranged between the support table and the frame.

4. Press according to claim 1,

the cross section of the upper part of the demoulding block is trapezoidal, and the lower part of the demoulding block is spliced with the supporting table; the left die body and the right die body are both provided with accommodating grooves matched with the upper parts of the demoulding pieces;

the supporting table is internally fixed with a fixed plate, the bottom of the demoulding block is fixed with a connecting rod, the connecting rod is spliced with the fixed plate, and a tension spring is connected between the fixed plate and the demoulding block.

5. Press according to claim 4,

a left guide rod is transversely fixed on the left side of the left die body, a left support is inserted into the left guide rod, and the left support is fixed on the support platform; a right guide rod is transversely fixed on the right side of the right die body, a right support is inserted into the right guide rod, and the right support is fixed on the support table;

a left limiting pin for limiting the transverse movement of the left guide rod is inserted into the left support; and a right limit pin for limiting the right guide rod to move transversely is inserted into the right support.

6. Press according to claim 5,

and a left reset spring is connected between the left guide rod and the left support, and a right reset spring is connected between the right guide rod and the right support.

7. Press according to claim 4 or 5, characterized in that the lower end of the connecting rod is fixed with a toothed plate, the toothed plate is engaged with a gear, the gear is mounted on a transversely arranged transmission shaft, and the transmission shaft is in transmission connection with a driving motor.

8. The press machine as claimed in any one of claims 1 to 6, wherein a blanking cylinder is installed on the frame, a push plate is connected to a movable end of the blanking cylinder, and a lower side of the push plate is flush with an upper side of the left die body.