CN212445478U - Upper and lower layering cutting mechanism of sponge cutting machine - Google Patents

Abstract

The utility model discloses an upper and lower layered cutting mechanism of a sponge cutting machine, a transmission gear is arranged at the central position of a transmission shaft, a guide groove is arranged below the transmission gear, the guide groove is vertically fixed at the top of a fixed portal frame downwards, a tooth surface guide strip which is always engaged and connected with the transmission gear is arranged at the central position of the upper portal frame and the lower portal frame, a plurality of symmetrical guide gears are arranged inside the guide groove from top to bottom, the guide gears are rotatably arranged at two sides inside the guide groove, a moving groove for accommodating the movement of the tooth surface guide strip is formed between the guide gears, symmetrical guide teeth are arranged at two sides of the tooth surface guide strip, when the tooth surface guide strip moves up and down, the upper end and the lower end of the tooth surface guide strip always extend out of the upper end and the lower end of the moving groove, the guide teeth are engaged and connected on the, height sensor and controller electricity are connected, the utility model provides the high precision of sponge work piece layering cutting.

Description

Upper and lower layering cutting mechanism of sponge cutting machine

The technical field is as follows:

the utility model belongs to the technical field of a sponge equipment production technique and specifically relates to a sponge cutting machine's upper and lower layering cutting mechanism.

Background art:

at present, some sponges have thicker thickness, and sponge workpieces need to be cut in a layered manner from the height direction in the sponge cutting process to be cut into the required thickness, in the prior art, a sponge cutting machine generally comprises a fixed portal frame and an upper portal frame and a lower portal frame which can move up and down on the fixed portal frame, a transmission shaft is rotatably arranged at the top of the fixed portal frame, a driving motor for driving the transmission shaft to rotate is arranged on the fixed portal frame, a transmission mechanism for driving the upper portal frame and the lower portal frame to move up and down on the fixed portal frame is arranged between the transmission shaft and the upper portal frame and between the transmission shaft and the lower portal frame, when the sponge workpieces are cut in a layered manner, the driving motor drives the transmission shaft to rotate, the upper portal frame and the lower portal frame are driven by the transmission mechanism to move up and down on the fixed portal frame, so as, however, the cutting mode has low precision, and the requirement of the existing sponge layered cutting precision is difficult to meet.

The utility model has the following contents:

the utility model aims at providing a sponge cutting machine's upper and lower layering cutting mechanism solves one or more among the above-mentioned prior art problem.

In order to solve the technical problem, the utility model provides an upper and lower layering cutting mechanism of sponge cutting machine, its structure includes fixed portal frame and can be on fixed portal frame upper and lower portal frame that reciprocates, and the top of fixed portal frame is rotated and is provided with the transmission shaft, is equipped with drive transmission shaft pivoted driving motor on the fixed portal frame, is equipped with the drive mechanism that the portal frame reciprocated on fixed portal frame about the drive shaft drove between transmission shaft and the upper and lower portal frame, and its innovation point lies in: the central point of transmission shaft puts and is equipped with drive gear, drive gear's below is equipped with the guide way, the guide way is fixed at fixed portal frame's top perpendicularly down, the central point of upper and lower portal frame puts and is equipped with the flank of tooth guide strip that meshes the connection with drive gear all the time, the inside from the top down of guide way has a plurality of symmetrical guide gears, the rotatable setting of guide gear is in the both sides of guide way inside, be formed with the shifting chute that holds the removal of flank of tooth guide strip between the guide gear, the both sides of flank of tooth guide strip are equipped with symmetrical guide tooth, when flank of tooth guide strip reciprocates, the upper and lower both ends that the shifting chute was extended all the time to the upper and lower both ends of flank of tooth guide strip and guide tooth meshing connection on guide gear, the bottom of flank of tooth guide strip is.

Furthermore, a sliding groove is formed in the center of the moving groove, the extending direction of the sliding groove is consistent with the extending direction of the guide groove, a sliding strip capable of freely sliding in the sliding groove is arranged on the tooth surface guide strip, the sliding strip is located on the back of the meshing surface of the tooth surface guide strip and the transmission gear and arranged along the extending direction of the tooth surface guide strip, and when the tooth surface guide strip moves in the moving groove, the sliding strip is embedded in the sliding groove and slides along the extending direction of the sliding groove.

Furthermore, a micro cylinder is arranged at the top of the fixed portal frame, a limiting rod is arranged at the output end of the micro cylinder, the extending direction of the limiting rod faces to the meshing surface of the transmission gear and the tooth surface guide strip, and the controller is electrically connected with the micro cylinder.

The beneficial effects of the utility model reside in that: the utility model provides a sponge cutting machine's upper and lower layering cutting mechanism, detect the interval between sponge work piece and the flank of tooth gib block at any time through height sensor, thereby the cutting mechanism on the portal frame is at the ascending cutting position of sponge work piece direction of height about confirming through the change of this kind of interval, thereby the precision of sponge work piece layering cutting has been guaranteed, and simultaneously, the steady movement and flank of tooth gib block and drive gear's synchromesh through the flank of tooth gib block have improved the precision that height sensor detected distance between sponge work piece and the flank of tooth gib block.

Description of the drawings:

fig. 1 is a front view of the present invention.

Fig. 2 is a side sectional view of the tooth surface guide strip of the present invention moving inside the guide groove.

The specific implementation mode is as follows:

in order to deepen the understanding of the present invention, the present invention will be further described in detail with reference to the following embodiments and the attached drawings, and the embodiments are only used for explaining the present invention, and do not constitute the limitation to the protection scope of the present invention.

Referring to fig. 1 to 2, a specific embodiment of the present invention is shown, which comprises a fixed portal frame 1 and upper and lower portal frames 2 capable of moving up and down on the fixed portal frame 1, a transmission shaft 3 is rotatably disposed on the top of the fixed portal frame 1, a driving motor 101 for driving the transmission shaft 3 to rotate is disposed on the fixed portal frame 1, a transmission mechanism for driving the upper and lower portal frames 2 to move up and down on the fixed portal frame 1 is disposed between the transmission shaft 3 and the upper and lower portal frames 2, a transmission gear 31 is disposed at the center of the transmission shaft 3, a guide groove 4 is disposed below the transmission gear 31, the guide groove 4 is vertically fixed downward on the top of the fixed portal frame 1, a tooth surface guide bar 5 always engaged with the transmission gear 31 is disposed at the center of the upper and lower portal frame 2, a plurality of symmetrical guide gears 6 are disposed inside the guide groove 4 from top to bottom, the guide gears 6 are rotatably, a moving groove 7 for accommodating the tooth surface guide strip 5 to move is formed between the guide gears 6, symmetrical guide teeth 51 are arranged on two sides of the tooth surface guide strip 5, when the tooth surface guide strip 5 moves up and down, the upper end and the lower end of the tooth surface guide strip 5 always extend out of the upper end and the lower end of the moving groove 7, the guide teeth 51 are meshed and connected to the guide gears 6, a height sensor 8 is arranged at the bottom of the tooth surface guide strip 5, a controller is arranged on the driving motor 101, and the height sensor 8 is electrically connected with the controller.

The utility model discloses in, the concrete theory of operation that flank of tooth gib block 5 reciprocated as follows: in the up-and-down movement process of the upper portal frame 2 and the lower portal frame 2, the driving motor 101 is used as power to drive the transmission shaft 3 to rotate, the upper portal frame 2 and the lower portal frame 2 are driven by the transmission mechanism to move up and down on the fixed portal frame 1, and the tooth surface guide strip 5 is driven to move up and down, wherein the transmission mechanism belongs to the prior art, for example: set up drive gear on transmission shaft 3, through connecting chain drive on drive gear and hang the chain on portal frame 2 about with perpendicularly, the drive mechanism of similar this kind of structure belongs to ripe technique the utility model discloses do not expand the description.

When carrying out the layering cutting to the sponge work piece, place the sponge work piece in height sensor 8's below, height sensor 8 is used for detecting the interval between sponge work piece and the flank of tooth guide strip 5 at any time, thereby confirm cutting mechanism (not marking in the figure) the cutting position on the sponge work piece direction of height on portal frame 2 from top to bottom through the change of this kind of interval the utility model discloses, improve the precision that height sensor 8 detected the distance detection between flank of tooth guide strip 5 and the sponge work piece through following two kinds of modes: 1. during the up-and-down movement of the tooth surface guide strip 5, the guide teeth 51 at the two sides of the tooth surface guide strip 5 are meshed with the guide gear 6 to drive the guide gear 6 to rotate at the two side positions of the moving groove 7, the rotation makes the up-and-down movement of the tooth surface guide strip 5 in the moving groove 7 more stable, thereby improving the stability of the up-and-down movement of the upper portal frame 2 and the lower portal frame 2, improving the precision of the height sensor 8 for detecting the distance between the sponge workpiece and the tooth surface guide strip 5, 2, in the rotating process of the transmission shaft 3, the transmission gear 31 synchronously rotates, meanwhile, the tooth surface guide strip 5 moves synchronously along with the rotation of the transmission shaft 3, the transmission gear 31 and the tooth surface guide strip 5 are synchronously meshed together by the synchronous movement, the up-and-down movement precision of the tooth surface guide strip 5 is higher, thereby further improving the accuracy of the detection of the distance between the sponge work and the tooth surface guide strip 5.

The utility model discloses in, in order to further improve the stability of flank of tooth gib block 5 at the inside motion of shifting chute 7, the central point of above-mentioned shifting chute 7 puts and is equipped with spout 71, the extending direction of spout 71 is unanimous with the extending direction of guide way 4, be equipped with on the flank of tooth gib block 5 and can be in the inside gliding draw runner 72 of freedom of spout 71, the draw runner 72 is located the back of flank of tooth gib block 5 and drive gear 31 mating surface and sets up along the extending direction of flank of tooth gib block 5, flank of tooth gib block 5 is when the inside removal of shifting chute 7, the draw runner 72 embedding is in the inside of spout 71 and slides along the extending direction of spout 71, the slip of draw runner 72 inside spout 71 makes the removal of flank of tooth gib block 5 inside shifting chute 7.

In the utility model, the top of the fixed portal frame 1 is provided with a micro cylinder 11, the output end of the micro cylinder 11 is provided with a limit rod 12, the extending direction of the limit rod 12 faces to the meshing surface of the transmission gear 31 and the tooth surface guide strip 5, the controller is electrically connected with the micro cylinder 11, in the layered cutting process of the sponge workpiece, when the height sensor 8 detects that the tooth surface guide strip 5 and the sponge workpiece reach the corresponding distance, the height sensor 8 transmits a signal to the controller, the controller controls the driving motor 101 to stop rotating, so that the upper portal frame 2 and the lower portal frame 2 stop moving up and down, meanwhile, the controller controls the micro cylinder 11 to be opened, the limit rod 12 is driven to enter the meshing part of the transmission gear 31 and the tooth surface guide strip 5, so that the synchronous motion between the transmission gear 31 and the tooth surface guide strip 5 stops, thereby the stability of the upper position and the lower position of the, and further, the stability of the upper and lower positions of the upper and lower portal frames 2 is ensured, so that the precision of the subsequent layered cutting of the sponge workpieces by the cutting mechanisms on the upper and lower portal frames 2 is ensured.

It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (3)

1. The utility model provides a sponge cutting machine's upper and lower layering cutting mechanism, its structure includes fixed portal frame (1) and can go up upper and lower portal frame (2) that reciprocate on fixed portal frame (1), the top of fixed portal frame (1) is rotated and is provided with transmission shaft (3), be equipped with the drive on fixed portal frame (1) transmission shaft (3) pivoted driving motor (101), transmission shaft (3) with be equipped with the drive between portal frame (2) from top to bottom portal frame (2) are in drive mechanism that reciprocates on fixed portal frame (1), its characterized in that: the central point of transmission shaft (3) puts and is equipped with drive gear (31), the below of drive gear (31) is equipped with guide way (4), guide way (4) are fixed perpendicularly downwards the top of fixed portal frame (1), the central point of upper and lower portal frame (2) puts and is equipped with all the time with flank of tooth gib block (5) that drive gear (31) meshing is connected, the inside from the top down of guide way (4) is equipped with a plurality of symmetrical guide gear (6), rotatable setting of guide gear (6) is in the inside both sides of guide way (4), be formed with between guide gear (6) and hold shifting chute (7) that flank of tooth gib block (5) removed, the both sides of flank of tooth gib block (5) are equipped with symmetrical guide tooth (51), when flank of tooth gib block (5) reciprocate, the upper and lower both ends of flank of tooth gib block (5) extend all the time the upper and lower both ends of shifting chute (7) just the direction Tooth (51) meshing connection is in on leading gear (6), the bottom of flank of tooth gib block (5) is equipped with height sensor (8), be equipped with the controller on driving motor (101), height sensor (8) with the controller electricity is connected.

2. The upper and lower layer cutting mechanism of the sponge cutting machine according to claim 1, characterized in that: the tooth surface guide bar is characterized in that a sliding groove (71) is arranged at the center of the moving groove (7), the extending direction of the sliding groove (71) is consistent with the extending direction of the guide groove (4), a sliding bar (72) capable of freely sliding in the sliding groove (71) is arranged on the tooth surface guide bar (5), the sliding bar (72) is located on the back surface of the meshing surface of the tooth surface guide bar (5) and the transmission gear (31) and arranged along the extending direction of the tooth surface guide bar (5), and when the tooth surface guide bar (5) moves in the moving groove (7), the sliding bar (72) is embedded in the sliding groove (71) and slides along the extending direction of the sliding groove (71).

3. The upper and lower layer cutting mechanism of the sponge cutting machine according to claim 1, characterized in that: the top of the fixed portal frame (1) is provided with a micro cylinder (11), the output end of the micro cylinder (11) is provided with a limiting rod (12), the extending direction of the limiting rod (12) faces to the meshing surface of the transmission gear (31) and the tooth surface guide strip (5), and the controller is electrically connected with the micro cylinder (11).

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