CN214683870U

CN214683870U - Thick material stretching die structure

Info

Publication number: CN214683870U
Application number: CN202120742789.3U
Authority: CN
Inventors: 李建波
Original assignee: Xiamen Kecheng Hardware Products Co ltd
Current assignee: Xiamen Kecheng Hardware Products Co ltd
Priority date: 2021-04-13
Filing date: 2021-04-13
Publication date: 2021-11-12
Anticipated expiration: 2031-04-13

Abstract

The utility model relates to a thick material drawing die structure, which comprises a base, a cylindrical lower die and an upper die, wherein the lower die is arranged on the base, a vertical guide rod is arranged on the base, a top plate is arranged at the top of the upper die, and the top plate is connected with the guide rod in a sliding way; the lower die is externally provided with a positioning device, the positioning device comprises an annular plate sleeved outside the lower die, a plurality of mounting blocks are arranged on the annular plate, horizontal sliding grooves are formed in the mounting blocks, sliding blocks are movably mounted in the sliding grooves, positioning blocks are arranged at the tops of the sliding blocks and located above the mounting blocks, reset springs are arranged in the sliding grooves, and the two ends of each reset spring are respectively connected with the inner walls of the ends of the sliding blocks and the ends of the sliding grooves. The utility model discloses the work piece is fixed a position better to the convenience, conveniently carries out subsequent tensile processing.

Description

Thick material stretching die structure

Technical Field

The utility model relates to a technical field of mould structure, concretely relates to tensile mould structure of thick material.

Background

The stamping die structure is a forming processing method which applies external force to plates, strips, pipes, profiles and the like by a press and a die to cause the plates, the strips, the pipes, the profiles and the like to generate plastic deformation or separation so as to obtain workpieces or stamped parts with required shapes and sizes.

The utility model discloses a stamping equipment for tensile part of aluminum product is disclosed in the chinese utility model patent that the bulletin number is CN212857320U, which comprises a base, the first connector of top fixedly connected with of base, one side bottom fixedly connected with fixed block of first connector, the surface of fixed block is provided with electric putter, the electronic slide rail of top intermediate position fixedly connected with of base, the top of workstation is provided with the stamping platform, and top one side fixedly connected with of base is dull and stereotyped, two first fixed columns of dull and stereotyped top fixedly connected with, and dull and stereotyped bottom position is provided with the second fixed plate, dull and stereotyped intermediate position is provided with ball screw, ball screw's intermediate position is provided with the stamping platform.

However, the inventor believes that the technical scheme has the following defects: when the existing stretching die is used, a plate needs to be placed on the lower die, and when the stretching die is placed, the plate needs to be placed at a specified position for the convenience of subsequent processing.

SUMMERY OF THE UTILITY MODEL

In order to carry out effectual location for the work piece of treating processing, the utility model provides a thick material stay cord mould structure.

The utility model provides a pair of tensile mould structure of thick material adopts following technical scheme:

a thick material stretching die structure comprises a base, a cylindrical lower die and an upper die, wherein the lower die is installed on the base, a vertical guide rod is arranged on the base, a top plate is arranged at the top of the upper die, and the top plate is connected with the guide rod in a sliding mode; the lower die is externally provided with a positioning device, the positioning device comprises an annular plate sleeved outside the lower die, a plurality of mounting blocks are arranged on the annular plate, horizontal sliding grooves are formed in the mounting blocks, sliding blocks are movably mounted in the sliding grooves, positioning blocks are arranged at the tops of the sliding blocks and located above the mounting blocks, reset springs are arranged in the sliding grooves, and the two ends of each reset spring are respectively connected with the inner walls of the ends of the sliding blocks and the ends of the sliding grooves.

The utility model discloses further set up to, be provided with the diaphragm at the top of guide arm, the bottom of diaphragm is provided with the pneumatic cylinder of the vertical removal of drive roof, and the piston rod bottom and the roof of pneumatic cylinder are connected, are provided with the lantern ring on the roof, and the lantern ring cover is established and can be followed vertical direction and slided on the guide arm.

The utility model discloses further set up to, the lower mould outside is provided with the arc, and arc demountable installation installs the driving piece two that drives the vertical removal of annular plate on the arc on the lower mould, and the driving piece is two including electric putter, and electric putter's movable rod top is connected bottom the annular plate.

The utility model discloses further set up to, the installation piece is provided with four places on the annular plate, and the installation piece uses the axis of lower mould to become circular array and arranges as the center, and the locating piece top is provided with the inclined plane of slope, and the incline direction on inclined plane is for being close to the axis and the downward sloping of lower mould gradually.

The utility model discloses further set up to, seted up the horizontally through-hole in the arc, movable mounting has horizontally locating lever in the through-hole, and the through-hole runs through the arc, and the locating lever both ends all extend to the arc outside, be provided with at the lower die edge with locating lever tip complex card hole.

The utility model discloses further set up to, be provided with the spacing groove in the through-hole, be provided with the spacing ring in the locating lever outside, the outside cover of locating lever is equipped with coupling spring, and the tip inner wall of spacing ring and spacing groove is connected respectively at the coupling spring both ends.

The utility model discloses further set up to, the locating lever is provided with the inclined plane of slope with card hole complex one end, and the incline direction on inclined plane is from the locating lever center to the direction slope to being close to the arc all around.

To sum up, the utility model discloses a following at least one useful technological effect:

1. the utility model uses the structure of the positioning device, when feeding, the positioning block is moved inwards by the elasticity of the reset spring and acts on the edge of the plate to be processed, thereby realizing better positioning and facilitating the subsequent processing;

2. the utility model discloses increased arc and electric putter's structure, conveniently carried out the installation of annular plate, the effect through electronic push rod can carry out the vertical removal of annular plate to during the tip of locating lever enters into the card hole on the arc, can realize fixed to the installation of arc plate.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention;

fig. 2 is a schematic structural view of the middle positioning device of the present invention.

Description of reference numerals: 1. a base; 11. a lower die; 2. a guide bar; 3. a transverse plate; 31. a hydraulic cylinder; 4. a top plate; 41. a collar; 42. an upper die; 5. an annular plate; 6. mounting blocks; 61. a chute; 62. a return spring; 63. a slider; 64. positioning blocks; 7. an arc-shaped plate; 71. an electric push rod; 72. a through hole; 73. positioning a rod; 74. a limiting groove; 75. a limiting ring; 76. a spring is connected.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1 and 2, the thick material drawing die structure comprises a base 1, a cylindrical lower die 11 and an upper die 42, wherein the lower die 11 is installed on the base 1, a vertical guide rod 2 is fixedly installed on the base 1, a top plate 4 is arranged at the top of the upper die 42, and the top plate 4 is connected with the guide rod 2 in a sliding manner.

11 externally mounted of lower mould has positioner, and positioner establishes the annular plate 5 in 11 outside of lower moulds including the cover, and the shaping has a plurality of installation pieces 6 on the annular plate 5, has seted up horizontally spout 61 in the installation piece 6, and the length direction of spout 61 sets up along the radial of lower mould 11. A sliding block 63 is movably mounted in the sliding groove 61, a positioning block 64 is arranged at the top of the sliding block 63, the positioning block 64 is located above the mounting block 6, a return spring 62 is arranged in the sliding groove 61, and two ends of the return spring 62 are respectively connected with the sliding block 63 and the inner wall of the end portion of the sliding groove 61.

The mounting blocks 6 are arranged on the annular plate 5 at four positions, the mounting blocks 6 are arranged in a circular array by taking the axis of the lower die 11 as the center, the top of the positioning block 64 is provided with an inclined plane, and the inclined plane is inclined downwards in the direction gradually approaching to the axis of the lower die 11. Under the action of the return spring 62, the sliding block 63 and the positioning block 64 can be moved, and the positioning block 64 acts on the edge of the plate material, so that the plate material can be effectively positioned. When the upper die 42 moves downward, the upper die acts on the inclined surface of the positioning block 64, so that the positioning blocks 64 are away from each other, and the upper die 42 is convenient to punch.

The top fixed mounting of guide arm 2 has diaphragm 3, and the bottom of diaphragm 3 is provided with the pneumatic cylinder 31 of the vertical removal of drive roof 4, and the piston rod bottom and the roof 4 of pneumatic cylinder 31 are connected, installs lantern ring 41 on roof 4, and lantern ring 41 cover is established on guide arm 2 and can be followed vertical direction and slided. The top plate 4 can be driven to move along the vertical direction by the driving of the hydraulic cylinder 31, and the top plate 4 and the upper die 42 are driven.

An arc-shaped plate 7 is arranged outside the lower die 11, the arc-shaped plate 7 is detachably arranged on the lower die 11, a driving piece II for driving the annular plate 5 to vertically move is arranged on the arc-shaped plate 7, the driving piece II comprises an electric push rod 71, and the top of a movable rod of the electric push rod 71 is connected with the bottom of the annular plate 5. The annular plate 5 can be driven by the action of the electric push rod 71, and after the annular plate 5 moves downwards, the plate can be conveniently taken down from the lower die 11.

Horizontal through holes 72 are formed in the arc-shaped plate 7, horizontal positioning rods 73 are movably mounted in the through holes 72, the through holes 72 penetrate through the arc-shaped plate 7, two ends of each positioning rod 73 extend to the outer portion of the arc-shaped plate 7, and clamping holes matched with the end portions of the positioning rods 73 are formed in the edges of the lower die 11. The end part of the positioning rod 73 is sent into the clamping hole, so that the end part of the positioning rod 73 is matched with the clamping hole, and the arc-shaped plate 7 is installed and fixed. A limiting groove 74 is formed in the through hole 72, a limiting ring 75 is arranged outside the positioning rod 73, a connecting spring 76 is sleeved outside the positioning rod 73, and two ends of the connecting spring 76 are respectively connected with the limiting ring 75 and the inner wall of the end part of the limiting groove 74. An inclined plane is arranged at one end of the positioning rod 73 matched with the clamping hole, and the inclined direction of the inclined plane is inclined from the center to the periphery of the positioning rod 73 to the direction close to the arc-shaped plate 7. Through the inclined plane structure of locating lever 73 tip, make things convenient for the tip of locating lever 73 to enter into the card hole, under the effect of connecting spring 76 for card hole and locating lever 73 mutually support, realize the installation fixed. When the positioning rod 73 is pulled outwards, the arc-shaped plate 7 can be detached.

The use principle of the embodiment is as follows: when the feeding is carried out, the positioning block 64 is enabled to move inwards through the elastic force of the return spring 62 and acts on the edge of the plate to be processed, so that the better positioning is realized, and the subsequent processing is convenient. When the upper die 42 moves downward, the upper die acts on the inclined surface of the positioning block 64, so that the positioning blocks 64 are away from each other, and the upper die 42 is convenient to punch.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a tensile mould structure of thick material, includes base (1), cylindric lower mould (11) and last mould (42), characterized by: the lower die (11) is installed on the base (1), a vertical guide rod (2) is arranged on the base (1), the top of the upper die (42) is provided with a top plate (4), and the top plate (4) is connected with the guide rod (2) in a sliding mode; lower mould (11) outside is provided with positioner, positioner establishes annular plate (5) outside lower mould (11) including the cover, be provided with a plurality of installation pieces (6) on annular plate (5), horizontal spout (61) have been seted up in installation piece (6), movable mounting has slider (63) in spout (61), the top of slider (63) is provided with locating piece (64), locating piece (64) are located installation piece (6) top, be provided with reset spring (62) in spout (61), the inner wall of slider (63) and spout (61) tip is connected respectively at the both ends of reset spring (62).

2. The thick stock drawing die structure as claimed in claim 1, wherein: the top of the guide rod (2) is provided with a transverse plate (3), the bottom of the transverse plate (3) is provided with a hydraulic cylinder (31) for driving the top plate (4) to vertically move, the bottom of a piston rod of the hydraulic cylinder (31) is connected with the top plate (4), the top plate (4) is provided with a lantern ring (41), and the lantern ring (41) is sleeved on the guide rod (2) and can slide along the vertical direction.

3. The thick stock drawing die structure as claimed in claim 1, wherein: lower mould (11) outside is provided with arc (7), and arc (7) demountable installation is on lower mould (11), installs the driving piece two of drive annular plate (5) vertical removal on arc (7), and driving piece two includes electric putter (71), and the movable rod top and the annular plate (5) bottom of electric putter (71) are connected.

4. The thick stock drawing die structure as claimed in claim 1, wherein: the mounting blocks (6) are arranged on the annular plate (5) in four positions, the mounting blocks (6) are arranged in a circular array by taking the axis of the lower die (11) as the center, the top of the positioning block (64) is provided with an inclined plane, and the inclined plane is inclined downwards in the direction of gradually approaching the axis of the lower die (11).

5. The thick stock drawing die structure as claimed in claim 3, wherein: horizontal through holes (72) are formed in the arc-shaped plate (7), horizontal positioning rods (73) are movably mounted in the through holes (72), the through holes (72) penetrate through the arc-shaped plate (7), two ends of each positioning rod (73) extend to the outer portion of the arc-shaped plate (7), and clamping holes matched with the end portions of the positioning rods (73) are formed in the edge of the lower die (11).

6. The thick stock drawing die structure as claimed in claim 5, wherein: a limiting groove (74) is formed in the through hole (72), a limiting ring (75) is arranged outside the positioning rod (73), a connecting spring (76) is sleeved outside the positioning rod (73), and two ends of the connecting spring (76) are respectively connected with the limiting ring (75) and the inner wall of the end part of the limiting groove (74).

7. The thick stock drawing die structure as claimed in claim 6, wherein: one end of the positioning rod (73) matched with the clamping hole is provided with an inclined plane, and the inclined direction of the inclined plane is inclined from the center to the periphery of the positioning rod (73) to the direction close to the arc-shaped plate (7).