CN217752436U - Mould opening and closing device of foaming seat - Google Patents

Abstract

The utility model provides a mould opening and closing device of a foaming chair, which comprises a slide seat, a lower mould and an upper mould, wherein a driving part is arranged on a frame at one side of the slide seat through a mounting frame; two groups of screw rods are erected and connected on two sides of the lower die, the screw rods drive the two groups of locking blocks to reversely slide along the side wall of the lower die, and the two groups of locking blocks lock the die by pressing against the fixing blocks on the two groups of upper dies; the drive division includes joint shaft, axle sleeve, end block one, telescoping cylinder, connection grillage, rotating electrical machines, end block two, and the axle sleeve rotates to be connected on the mounting bracket, and its inboard is connected with the joint shaft along axial sliding, and end block one is used for the tip joint with the lead screw, and end block two rotates with connection grillage to be connected, goes up and still is fixed with on the mould and carries and draw the piece, installs in the frame through the driven promotion clamping jaw of driving cylinder, the utility model discloses can be applicable to the operation of opening and close that goes on to batchization mould, not only degree of automation is higher, opens and close efficiency also higher moreover.

Description

Mould opening and closing device of foaming seat

Technical Field

The utility model relates to an opening and closing device, especially a mould opening and closing device of foaming seat chair.

Background

Foaming mould is arranged in the foaming forming technology, through directly filling the mould with the foamability resin in, make it be heated the melting, form gas-liquid saturated solution, through nucleation, form a large amount of small bubble cores, the bubble core increases, it moulds the piece to make the foam, at car seat foaming operation in-process, the foaming mould need often be opened and close, however, the current process of opening and close to the foaming mould, general degree of automation is lower, or in order to improve the efficiency of opening and close, then directly install drive power equipment on the mould, namely cylinder or electrical equipment, consequently when the work time is opened and close to large batch mould to needs, then the drive power equipment that needs is more, mould equipment is comparatively loaded down with trivial details.

Therefore, there is an urgent need for a mold opening and closing device for a foam seat, which is suitable for opening and closing operations of mass molds, has a high degree of automation, and has a high opening and closing efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a mould headstock gear of foaming seat can be applicable to the operation of opening and close that goes on to batched mould, and not only degree of automation is higher, opens and close efficiency moreover and also higher.

The utility model provides a following technical scheme:

a mould opening and closing device of a foaming seat comprises a sliding seat, a lower mould arranged in the sliding seat, an upper mould covered on the lower mould and racks positioned on two sides of the sliding seat, wherein a driving part is arranged on the rack on one side of the sliding seat through an installation rack; two groups of screw rods are erected and connected on two sides of the lower die, the screw rods drive two groups of locking blocks to reversely slide along the side wall of the lower die through nut blocks, two sides of the upper die are provided with fixing blocks positioned between the two groups of locking blocks, and the two groups of locking blocks can lock the lower die and the upper die when moving in opposite directions under the drive of the driving part and abutting against the outer sides of the two groups of fixing blocks; the driving part comprises a clamping shaft, a shaft sleeve, a first end block, a telescopic cylinder, a connecting plate frame, a rotating motor and a second end block, the shaft sleeve is rotatably connected to the mounting frame, the inner side of the shaft sleeve is axially and slidably connected with the clamping shaft through a linear chute, the first end block and the second end block are arranged at two ends of the clamping shaft, clamping blocks which are distributed annularly are arranged at the end side of the first end block, butt-joint blocks which are clamped and butted with the clamping blocks are arranged at the end part of the lead screw, annular notches are formed in the outer side of the end block, the connecting plate frame is rotatably connected in the annular notches and is connected with the telescopic cylinder arranged on the mounting frame in a driving mode, the rotating motor is arranged on the mounting frame, and the movable end of the rotating motor is connected with the shaft sleeve in a driving mode through a gear; the upper die is further fixed with a lifting block, a lifting clamping jaw driven by a driving cylinder is installed on the rack, and the lifting clamping jaw enables the upper die to be far away from the lower die through grabbing the lifting block to carry out opening operation.

Preferably, the locking block and the fixing block are provided with inclined sliding surfaces matched in butt joint, and the two groups of inclined sliding surfaces are further provided with clamping grooves and clamping blocks which are mutually butted and clamped.

Preferably, the clamping groove and the clamping block are correspondingly matched and provided with trapezoidal grooves and trapezoidal blocks in cross sections.

Preferably, the lifting clamping jaw comprises a hand grab which is grabbed in the notch of the lifting block and used for positioning the lifting block, the two groups of hand grabs are connected in the lifting box in a sliding mode through a lifting slide block, a group of screw rods are erected in the lifting box, the screw rods are in threaded connection in the lifting slide block and are in driving connection with the clamping jaw motor, and the top side of the lifting box is fixed at the movable end of the driving cylinder.

Preferably, a stop block for stopping and positioning the lower die which slides in place is arranged in the sliding seat.

Preferably, the stop dogs are provided with two groups, and the slide bases are extended out under the driving of the ejection cylinder and limited at two ends of the lower die holder.

The beneficial effects of the utility model are that: when a large number of molds need to be opened and closed, the molds can be arranged in the sliding seat, the expansion cylinder can be started after the molds are conveyed to the driving part and the corresponding positions of the lifting clamping jaws in a sliding mode, the clamping shaft moves towards the lead screw until the lead screw is in butt joint with the clamping block, the rotating motor is started after the clamping block is clamped with the clamping block, the clamping shaft can be driven by the shaft sleeve, the lead screw rotates, two groups of locking blocks are driven to be far away from the fixed blocks, the upper mold and the lower mold are separated from a locking state, the driving cylinder is started to drive the lifting clamping jaws to clamp the lifting block to lift the upper mold and far away from the lower mold, opening operation is achieved, otherwise, closing operation is conducted, after operation is completed, the molds can be pushed to be far away from the working positions, next group of molds are waited to enter the working positions, working circulation is achieved, the degree of automation is high, and the opening and closing efficiency is also high.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a sectional view of the structure of the present invention;

FIG. 2 is a side view of the first end-block;

FIG. 3 is a bevel view of the locking block;

notation in the figure: the automatic clamping device comprises a sliding seat, a lower die, an upper die, a frame, a mounting frame, a driving part, a screw rod, a locking block, a fixing block, a clamping groove, a lifting block, a clamping handle, a lifting box, a screw rod, a lifting slider, a clamping jaw motor, a driving cylinder, a clamping shaft, a shaft sleeve, a first end block, a telescopic cylinder, a connecting plate frame, a rotating motor, a second end block, a clamping block and a butt joint block, wherein the sliding seat is 1, the lower die is 2, the upper die is 3, the frame is 4, the mounting frame is 5, the driving part is 6, the screw rod is 14, the lifting slider is 15, the clamping jaw motor is 16, the driving cylinder is 17, the clamping shaft is 61, the shaft sleeve is 62, the first end block is 63, the telescopic cylinder is 64, the connecting plate frame is 65, the rotating motor is 66, the second end block is 67, the clamping block is 68, and the butt joint block is 69.

Detailed Description

Example 1

With reference to fig. 1 to 3, the mold opening and closing device for a foam seat in this embodiment includes a sliding base 1, a lower mold 2 disposed in the sliding base 1, an upper mold 3 covering the lower mold 2, and a frame 4 disposed at two sides of the sliding base 1, wherein a driving portion 6 is mounted on the frame 4 at one side of the sliding base 1 through a mounting bracket 5; two groups of screw rods 7 are erected and connected on two sides of the lower die 2, the screw rods 7 drive two groups of locking blocks 8 to reversely slide along the side wall of the lower die 2 through nut blocks, fixing blocks 9 positioned between the two groups of locking blocks 8 are arranged on two sides of the upper die 3, and when the two groups of locking blocks 8 move oppositely and are pressed on the outer sides of the two groups of fixing blocks 9, the lower die 2 and the upper die 3 can be locked; the driving part 6 comprises a clamping shaft 61, a shaft sleeve 62, a first end block 63, a telescopic cylinder 64, a connecting plate frame 65, a rotating motor 66 and a second end block 67, wherein the shaft sleeve 62 is rotatably connected to the mounting frame 5, the inner side of the shaft sleeve is axially and slidably connected with the clamping shaft 61 through a linear sliding groove, the first end block 63 and the second end block 67 are arranged at two ends of the clamping shaft 61, clamping blocks 68 which are annularly distributed are arranged at the end side of the first end block 63, a butt-joint block 69 which is clamped and butted with the clamping blocks 68 is arranged at the end part of the screw rod 7, an annular notch is arranged outside the second end block 67, the connecting plate frame 65 is rotatably connected in the annular notch and is in driving connection with the telescopic cylinder 64 arranged on the mounting frame 5, the rotating motor 66 is arranged on the mounting frame 5, and the movable end of the rotating motor 66 is in driving connection with the shaft sleeve 62 through a gear; the upper die 3 is further fixed with a lifting block 11, the frame 4 is provided with a lifting clamping jaw driven by a driving cylinder 17, and the lifting clamping jaw is used for opening the upper die 3 away from the lower die 2 by grabbing the lifting block 11.

An inclined sliding surface in butt joint fit is arranged between the locking block 8 and the fixing block 9, and clamping grooves 10 and clamping blocks which are in butt joint with each other are further formed in the two groups of inclined sliding surfaces.

The clamping groove 10 and the clamping block are correspondingly matched and are trapezoidal grooves and trapezoidal blocks with trapezoidal sections.

The lifting clamping jaw comprises a hand grip 12 which is engaged in a notch of the lifting block 11 and used for positioning the lifting block 11, two groups of hand grips 12 are slidably connected in the lifting box 13 through a lifting slide block 15, a group of screw rods 14 are erected in the lifting box 13, the screw rods 14 are in threaded connection in the lifting slide block 15 and are in driving connection with a clamping jaw motor 16, and the top side of the lifting box 13 is fixed at the movable end of a driving cylinder 17.

Example 2

In this embodiment, a mold opening and closing device for a foam seat is further defined in embodiment 1, and in order to realize an automatic positioning operation of the mold sliding in place, a stopper for stopping and positioning the lower mold 2 sliding in place may be provided in the slide base 1. Two sets of stop blocks are arranged, and the stop blocks extend out of the slide seat 1 under the driving of the ejection cylinder and are limited at two ends of the lower die holder.

The utility model discloses a theory of operation is: when a large number of molds need to be opened and closed, the molds can be placed in the sliding seat 1, the molds are conveyed to the driving portion 6 and the corresponding positions of the lifting clamping jaws in a sliding mode, the telescopic cylinder 64 can be started, the clamping shaft 61 moves towards the lead screw 7 until the lead screw 7 is in butt joint with the clamping block, the butt joint block 69 is clamped with the clamping block 68, the rotating motor 66 is started, the clamping shaft 61 and the lead screw 7 can be driven to rotate through the shaft sleeve 62, the two groups of locking blocks 8 are further driven to be far away from the fixing block 9, the upper mold 3 and the lower mold 2 are separated from a locking state, the driving cylinder 17 is started to drive the lifting clamping jaw to clamp the lifting block 11, the upper mold 3 is lifted to be far away from the lower mold 2, opening operation is achieved, otherwise, closing operation is performed, after the operation is completed, the molds can be pushed to be far away from the working positions, the next group of molds are waited to enter the working positions, working cycle is achieved, the degree of automation is high, and the opening and closing efficiency is also high.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. 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 (6)

1. A mould opening and closing device of a foaming seat comprises a sliding seat, a lower mould arranged in the sliding seat, an upper mould covered on the lower mould and racks positioned at two sides of the sliding seat, and is characterized in that a driving part is arranged on the rack at one side of the sliding seat through an installation rack; two groups of screw rods are erected and connected on two sides of the lower die, two groups of locking blocks are driven by the screw rods to reversely slide along the side wall of the lower die through nut blocks, fixed blocks located between the two groups of locking blocks are arranged on two sides of the upper die, and the lower die and the upper die can be locked when the two groups of locking blocks are driven by the driving part to move in opposite directions and abut against the outer sides of the two groups of fixed blocks;

the driving part comprises a clamping shaft, a shaft sleeve, a first end block, a telescopic cylinder, a connecting plate frame, a rotating motor and a second end block, the shaft sleeve is rotatably connected to the mounting frame, the inner side of the shaft sleeve is axially and slidably connected with the clamping shaft through a linear chute, the first end block and the second end block are arranged at the two ends of the clamping shaft, clamping blocks distributed annularly are arranged at the end side of the first end block, butt-joint blocks which are clamped and butted with the clamping blocks are arranged at the end part of the lead screw, annular notches are formed in the two outer end blocks, the connecting plate frame is rotatably connected in the annular notches and is in driving connection with the telescopic cylinder mounted on the mounting frame, the rotating motor is mounted on the mounting frame, and the movable end of the rotating motor is connected with the shaft sleeve through gear driving;

the upper die is further fixed with a lifting block, the rack is provided with a lifting clamping jaw driven by a driving cylinder, and the lifting clamping jaw is used for opening the upper die away from the lower die by grabbing the lifting block.

2. The opening and closing device for the mold of the foam seat as claimed in claim 1, wherein inclined sliding surfaces are provided between the locking block and the fixing block, and the two inclined sliding surfaces are provided with clamping grooves and clamping blocks which are butted and clamped with each other.

3. The opening and closing device for the mold of the foaming seat as claimed in claim 2, wherein the clamping groove and the clamping block are a trapezoidal groove and a trapezoidal block which are correspondingly matched and have trapezoidal sections.

4. The mold opening and closing device for the foam seat as claimed in claim 1, wherein the lifting clamping jaw comprises a hand grip which is engaged in a groove of the lifting block and used for positioning the lifting block, two groups of hand grips are slidably connected in the lifting box through a lifting slide block, a group of screw rods are erected in the lifting box, the screw rods are in threaded connection in the lifting slide block and are in driving connection with a clamping jaw motor, and the top side of the lifting box is fixed at the movable end of the driving cylinder.

5. The mold opening and closing device for the foam seat as claimed in claim 1, wherein a stopper is provided in the slide for stopping and positioning the lower mold which is slid in place.

6. The mold opening and closing device for the foam seat as claimed in claim 5, wherein the two sets of the stoppers are provided, and the extended sliding bases are limited at two ends of the lower mold base under the driving of the ejecting cylinder.

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