CN211868617U - Embossing machine for plastic board - Google Patents

Abstract

An embossing machine for plastic plates belongs to the technical field of processing devices and comprises a support, a material platform arranged on the support and an embossing device arranged above the material platform, wherein the material platform comprises a main plate positioned at the central position, a main plate supporting seat arranged between the main plate and the support, two groups of folding plates which are hinged and uniformly surround the periphery of the main plate, an auxiliary supporting rod arranged below a hinged shaft between the two groups of folding plates and a telescopic cylinder; the stiff end of telescopic cylinder is articulated with the side of mainboard supporting seat, and the tailpiece of the piston rod is articulated with the one end that the folded sheet is located material platform edge. Through setting up the material platform components of a whole that can function independently into mainboard and two sets of folded sheets that encircle the mainboard setting to articulated on two folded sheets and mainboard supporting seat set up telescopic cylinder, make material platform form one can hang down the both sides of plastic board, make the plastic board through the natural platform of stretching out and eliminating the fold completely that droops down.

Description

Embossing machine for plastic board

Technical Field

The utility model belongs to the technical field of processingequipment, a coining mill is related to, specifically is an embossing mill for plastic board.

Background

The plastic board is usually required to be embossed by an embossing machine to improve the practicability and the aesthetic degree of the plastic board and meet different use requirements.

The conventional embossing method for plastic plates is to lay the plastic plate on a working platform and then press the plastic plate on the plastic plate with a roller-type press head or a vertical press head for embossing. However, when the existing working platform is placed into a plastic plate, the plastic plate inevitably has bent and wrinkled places, and manual flattening is time-consuming and labor-consuming. In addition, the plastic plate has certain elasticity, and the finished product subjected to embossing in a slightly bent state has irregular embossing after being fully stretched.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides an embossing machine for plastic board has solved the technical problem that traditional embossing machine's work platform can't tile the plastic board completely.

In order to solve the technical problem, the technical scheme of the utility model is that: the utility model provides an embossing machine for plastic board, includes the support, sets up the material platform on the support and sets up the impression device in material platform top, and the key is: the material platform comprises a main board positioned in the center, a main board supporting seat arranged between the main board and the support, two groups of folding plates which are hinged and uniformly surround the periphery of the main board, an auxiliary supporting rod arranged below a hinge shaft between the two groups of folding plates, and a telescopic cylinder; the stiff end of telescopic cylinder articulated with the side of mainboard supporting seat, the tailpiece of the piston rod is articulated with the one end that the folded sheet is located material platform edge.

Limiting plates are arranged on two opposite sides of the folding plate.

The embossing machine is also provided with a negative pressure adsorption device which comprises adsorption holes uniformly distributed on the edge of the folding plate, a negative pressure fan arranged on the support and a negative pressure air pipe connected between the negative pressure fan and the adsorption holes.

The embossing device is arranged on one side of the material platform and comprises a lifting arm, a transverse displacement device and an embossing mechanism, wherein the transverse displacement device vertically moves along the lifting arm, the embossing mechanism is arranged on the transverse displacement device through a transverse lead screw, the lifting arm comprises a lifting seat, a lifting motor is arranged on the lifting seat, a group of lifting lead screws are arranged on the lifting seat and are in driving connection with the lifting motor through a driving shaft, and the lifting lead screws are vertically arranged with the material platform.

The transverse displacement device comprises a transverse screw rod arranged on the transverse frame, a transverse driving motor for driving the transverse screw rod to move, and an embossing mechanism sleeved on the transverse screw rod by means of a first screw rod; the transverse displacement device is in transmission connection with a lifting screw rod of the lifting arm by means of a second screw rod sleeve arranged behind the transverse frame.

The embossing mechanism comprises a roller wheel support, a roller wheel shaft arranged on the roller wheel support and a roller wheel block which is sleeved on the roller wheel shaft and is arranged in a split mode, an insertion groove is formed in the inner surface of the roller wheel block, an insertion block matched with the insertion groove is arranged on the roller wheel shaft, and the roller wheel block is connected through a connecting ring bolt.

The utility model has the advantages that: through setting up the material platform components of a whole that can function independently into mainboard and two sets of folded sheets that encircle the mainboard setting to articulated on two folded sheets and mainboard supporting seat set up telescopic cylinder, make material platform form one can hang down the both sides of plastic board, make the plastic board through the natural platform of stretching out and eliminating the fold completely that droops down.

When the material platform is in a plane state, a piston rod of the telescopic cylinder is in an extending state, when the plastic plate needs to be unfolded, the telescopic cylinder is controlled to shrink, the edge of the folding plate of the material platform drops along with the telescopic cylinder, and the main plate below the middle of the plastic plate is at the highest position and is in a horizontal state. At this time, both ends of the plastic plate naturally sag and are sufficiently spread, and wrinkles and bending of the plastic plate are eliminated. The plastic board fully stretches out the back, slowly stretches out telescopic cylinder's piston rod, and the plastic board returns gradually to the horizontality along with the folded sheet, and at this moment, the knurling quality that just can guarantee the plastic board of recycling knurling device knurling improves the knurling quality.

Negative pressure adsorption equipment's setting can adsorb the plastic board in the surface of folded sheet, can help eliminating the problem that has the gap between plastic board and the folded sheet that the ejecting reset in-process produced once more after telescopic cylinder contracts.

The setting of split type collapsible material platform has formed one and can be flagging, has made the plastic board through the natural flagging and droing a platform that stretches out that completely stretches out of both sides of plastic slab, through combining material platform and negative pressure adsorption device to set up, has realized the complete stretching of plastic board, has eliminated the fold. The plastic board after the embossing is finished is efficiently prevented from being embossed irregularly after being fully unfolded, and the product quality of the embossed plastic board is improved.

Drawings

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

FIG. 2 is a partial schematic view of the material platform of FIG. 1 in an extended state;

FIG. 3 is a bottom view of the main panel mated with the folding panel;

FIG. 4 is a side view of the roller;

FIG. 5 is an exploded view of the roller block;

fig. 6 is a partial schematic view at the embossing mechanism.

In the figure, 1, a support, 2, a main board, 3, a folding board, 5, a telescopic cylinder, 6, a hinge, 7, a limiting board, 8, an adsorption hole, 9, a negative pressure fan, 10, a lifting motor, 11, a driving shaft, 12, a lifting screw rod, 13, a cross frame, 14, a transverse screw rod, 15, a transverse driving motor, 16, a first screw rod sleeve, 17, a roller shaft, 18, a roller block, 19, a splicing groove, 20, a connecting ring, 21, a negative pressure air pipe, 22, a plastic board, 3, a main board supporting seat, 24, an auxiliary supporting seat, 25, a roller supporting seat, 26, a lifting seat, 27, a buffer rod, 28 and a buffer spring.

Detailed Description

The present invention will be described in detail with reference to the following drawings and specific embodiments:

detailed description of the preferred embodimentsfor the embodiment shown in fig. 1 to 5, an embossing machine for plastic plates comprises a support 1, a material platform disposed on the support 1, and an embossing device disposed above the material platform, wherein the key points are as follows: the material platform comprises a main board 2 positioned in the center, a main board supporting seat 23 arranged between the main board 2 and the support 1, two groups of folding boards 3 which are hinged and uniformly surround the periphery of the main board 2, an auxiliary supporting rod 24 arranged below a hinge shaft between the two groups of folding boards 3, and a telescopic cylinder 5; the stiff end of telescopic cylinder 5 articulated with the side of mainboard supporting seat 23, the tailpiece of the piston rod is articulated with the one end that folded sheet 3 is located material platform edge.

As shown in fig. 1, fig. 2 and fig. 2, in this embodiment, the material platform is made to be foldable and split, a fixed main board 2 is arranged at the center of the material platform, two folding boards 3 hinged by a hinge 6 are arranged around the main board 2, in this embodiment, the contact surface of the main board 2 and the folding boards 3 is set to be a matched step shape, and an auxiliary support rod 24 is arranged below the hinge 6 as a support. Set up the telescopic cylinder 5 articulated with mainboard supporting seat 23 in the material platform both sides that two folded sheets 3 formed, realize the tiling and the expansion of material platform to plastic board 22 through the flexible of control telescopic cylinder 5.

When telescopic cylinder 5 was in the state of stretching out, the material platform was in the tiling state, placed plastic board 2 after the material platform, control telescopic cylinder 5 shrink, and the both ends that drive the material platform that the folded sheet formed are flagging, made plastic board 22 flagging with the trend, and the middle part and the mainboard 2 contact of plastic board 22 remain unchanged, just can eliminate the fold on the plastic board 22 this moment, made it fully stretch out.

After the plastic plate 22 is fully unfolded, the telescopic cylinder is controlled to slowly extend to the material platform to restore the level, and at the moment, the plastic plate 22 is completely laid flat, so that the embossing operation can be started.

Further, in order to locate the plastic plate 22 placed on the material platform quickly and ensure the accuracy of the embossing position, the two ends of the material platform are respectively provided with the limiting plates 7, and the joint of the side edge of the plastic plate 22 and the limiting plates 7 shows that the plastic plate is placed in place.

Furthermore, in order to assist the plastic plate 22 to better unfold on the folding plate 3 of the material platform, a negative pressure adsorption device is arranged on the bracket. The adsorption holes 8 are uniformly formed in the edge positions of the folding plate 3, so that the folding plate is connected with the negative pressure fan 9 through the negative pressure air pipe 21, and air in a gap between the plastic plate 22 and the folding plate 3 is adsorbed by the negative pressure fan 9 and the adsorption holes, so that the gap between the plastic plate 22 and the folding plate 3 is eliminated, and the plastic plate 22 and the folding plate 3 are completely attached.

Further, in order to provide guidance for the lateral displacement device when the lifting arm is lifted, a second guide rail may be provided on the lifting base 26 on which the lifting screw 12 is mounted, and a second guide groove engaged with the second guide rail may be provided on the second screw housing engaged with the lifting screw 12, so that the lateral displacement device is stabilized in the direction when lifted along the lifting screw 12. Similarly, in order to provide guidance for the embossing mechanism on the lateral displacement device, a first guide rail may be provided on the cross frame 13 on which the lateral lead screw 14 is mounted, and a first guide groove cooperating with the first guide rail may be provided on the first lead screw housing 16 cooperating with the lateral lead screw 14.

Further, as shown in fig. 1, 4 and 5, since the embossing rollers are worn after a long period of embossing, and the worn positions of the embossing rollers are not evenly distributed, the maintenance of the embossing rollers requires replacement of the entire embossing rollers, which is expensive. In this embodiment, in order to reduce the replacement cost of the roller, the roller is provided with a split structure, the whole roller is divided into the roller block 18, the insertion groove 19 is provided on the inner side of the arc surface of the roller block 18, and correspondingly, the insertion block corresponding to the insertion groove is provided on the roller shaft 17. After the roller blocks 18 are arranged on the roller shaft 17 according to the pattern sequence, the side surfaces of the roller blocks 18 are provided with connecting rings 20 connected by bolts, and the roller blocks are fixed and limited by the connecting rings 20, the inserting grooves 19 and the inserting blocks. When one of the roller blocks 18 is seriously worn, only the connecting ring 20 needs to be detached, and the corresponding roller block 18 part is replaced, so that the replacement cost of the roller is reduced, and the service life of the whole embossing mechanism is prolonged.

Further, as shown in fig. 6, in order to provide the buffering for the embossing mechanism when the embossing mechanism falls onto the plastic plate 22, and reduce the impact damage to the embossing mechanism, in this embodiment, a buffering mechanism is provided at the connection between the embossing mechanism and the first screw sleeve 16, and includes a buffering rod 27 disposed on the roller support 25 and having a T-shape, and a buffering spring sleeved on the buffering rod 28, and correspondingly, a buffering slot capable of sliding the buffering rod 27 of the T-shape up and down is opened at the lower end of the first screw sleeve 16. When the embossing mechanism presses on the surface of the plastic plate 22, the upper end of the buffer rod 27 slides in the first lead screw sleeve 16, and under the buffer action of the buffer spring 28, the impact damage to the roller shaft 17 and the roller block 18 in the embossing mechanism is reduced, and the service life of the roller shaft 17 and the roller block 18 is prolonged.

Claims (6)

1. The utility model provides an embossing machine for plastic board, includes support (1), sets up the material platform on support (1) and sets up in the impression device of material platform top, its characterized in that: the material platform comprises a main board (2) positioned in the center, a main board supporting seat (23) arranged between the main board (2) and the support (1), two groups of folding plates (3) which are hinged and uniformly surround the periphery of the main board (2), an auxiliary supporting rod (24) arranged below a hinge shaft between the two groups of folding plates (3), and a telescopic cylinder (5); the stiff end of telescopic cylinder (5) articulated with the side of mainboard supporting seat (23), the tailpiece of the piston rod is articulated with the one end that folded sheet (3) are located material platform edge.

2. The embossing machine for plastic plates according to claim 1, characterized in that: and limiting plates (7) are arranged on two opposite sides of the folding plate (3).

3. The embossing machine for plastic plates according to claim 1, characterized in that: the embossing machine on still be provided with negative pressure adsorption equipment, including adsorption hole (8) of even overall arrangement on folded sheet (3) edge position, set up negative-pressure air fan (9) on support (1) and connect negative-pressure air duct (21) between negative-pressure air fan (9) and adsorption hole (8).

4. The embossing machine for plastic plates according to claim 1, characterized in that: the embossing device is arranged on one side of the material platform and comprises a lifting arm, a transverse displacement device and an embossing mechanism, wherein the transverse displacement device vertically moves along the lifting arm, the embossing mechanism is arranged on the transverse displacement device through a transverse lead screw, the lifting arm comprises a lifting seat (26), a lifting motor (10) is arranged on the lifting seat (26), a group of lifting lead screws (12) are arranged on the lifting seat (26) and are in driving connection with the lifting motor (10) through a driving shaft (11), and the lifting lead screws (12) are vertically arranged with the material platform.

5. The embossing machine for plastic plates, according to claim 4, characterized in that: the transverse displacement device comprises a transverse lead screw (14) arranged on the transverse frame (13), a transverse driving motor (15) for driving the transverse lead screw (14) to move, and an embossing mechanism arranged on the transverse lead screw (14) by means of a first lead screw sleeve (16); the transverse displacement device is in transmission connection with a lifting screw rod (12) of the lifting arm through a second screw rod sleeve arranged behind the transverse frame (13).

6. The embossing machine for plastic plates, according to claim 5, characterized in that: the embossing mechanism comprises a roller wheel support (25), a roller wheel shaft (17) arranged on the roller wheel support (25) and roller wheel blocks (18) sleeved on the roller wheel shaft (17) and arranged in a split mode, insertion grooves (19) are formed in the inner surfaces of the roller wheel blocks (18), insertion blocks matched with the insertion grooves (19) are arranged on the roller wheel shaft (17), and the roller wheel blocks (18) are connected through connecting rings (20) and bolts.

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