CN210819877U

CN210819877U - Sponge puncher

Info

Publication number: CN210819877U
Application number: CN201921926324.2U
Authority: CN
Inventors: 刘龙滨; 张耀明
Original assignee: Quanzhou Delandis Home Technology Co ltd
Current assignee: Quanzhou Delandis Home Technology Co ltd
Priority date: 2019-11-09
Filing date: 2019-11-09
Publication date: 2020-06-23
Anticipated expiration: 2029-11-09

Abstract

The utility model relates to a sponge perforating machine, which comprises a workbench, a feed end conveying device which is positioned at the upper stream of the workbench and conveys sponge blocks to be perforated to the workbench, and a discharge end conveying device which is positioned at the lower stream of the workbench, wherein one side of the feed end conveying device and one side of the discharge end conveying device, which is close to the workbench, are respectively provided with a limiting mechanism for limiting the movement of the sponge blocks, the workbench comprises a supporting seat, a plurality of guide pillars which are vertically arranged and fixedly connected with the supporting seat, a supporting beam which is fixedly connected with the guide pillars and positioned above the supporting seat, a connecting beam which is connected with the guide pillars in a sliding way along the axes of the guide pillars, and a driving component for driving the connecting beam to slide, the lower end surface of the connecting beam is provided with a plurality of perforating rod pieces which are distributed along the length direction of the connecting beam, the upper end surface, the economic benefit is improved.

Description

Sponge puncher

Technical Field

The utility model relates to a sponge processing technology field especially relates to a sponge puncher.

Background

The sponge is a porous material with good water absorption and can be used for cleaning articles, the sponge which is commonly used by people is made of wood fiber, cellulose fiber or foamed plastic polymer, in addition, natural sponge made of sponge animals is also provided, most of the natural sponge is used for body cleaning or drawing, and the sponge needs to be perforated during the processing process.

Chinese patent with publication number CN 208323589U discloses a sponge punching machine, which is characterized by comprising a C-shaped frame, a working head mounted on the frame, a limiting mold mounted at the bottom of the frame, and a conveyor belt passing through the limiting mold; the rack comprises a bottom plate, a vertical plate and a top plate; the working head comprises a driving device arranged on the top plate and a motor connected with the driving device, and the motor is connected with a drill bit in a driving way; the conveying belt can convey the sponge, and is provided with a discharge hole aligned with the drill bit; the limiting die comprises a lower die plate positioned below the conveyor belt and an upper die plate positioned above the conveyor belt, and through holes aligned with the drill bit are formed in the upper die plate and the lower die plate; the bottom surface of lower bolster is installed the support piece of contradicting with the bottom plate, still install the pneumatic means that can drive the cope match-plate pattern and reciprocate on the lower bolster.

Transport the sponge and transport the sponge to spacing mould in through the conveyer belt, the pneumatic means under the lower bolster of spacing mould can drive the cope match-plate pattern and carry out the sponge on the block fixed conveyor belt, and at this moment, the drive arrangement in the frame can drive the motor and move down, and the motor drive drill bit rotates and carries out the processing of driling the sponge, and the processing waste material of sponge passes the relief hole of conveyer belt and the through-hole of lower bolster discharge downwards, accomplishes the action of punching. However, the existing perforating machine can only perforate one hole at a time, and for the sponge needing to perforate a plurality of holes, the perforating efficiency is seriously reduced, and the economic benefit is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a sponge puncher has the efficiency of improving the sponge and punching, improves economic benefits's advantage.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a sponge perforating machine comprises a workbench, a feed end conveying device which is positioned at the upstream of the workbench and conveys sponge blocks to be perforated to the workbench, and a discharge end conveying device which is positioned at the downstream of the workbench, the sides of the feed end conveying device and the discharge end conveying device close to the workbench are respectively provided with a limiting mechanism for limiting the movement of the sponge block, the feed end conveying device is provided with a deviation correcting mechanism positioned at the upstream of the limiting mechanism, the workbench comprises a supporting seat, a plurality of guide posts which are vertically arranged and fixedly connected with the supporting seat, a supporting beam which is fixedly connected with the guide posts and positioned above the supporting seat, a connecting beam which is connected with the guide posts in a sliding way along the axes of the guide posts and a driving component which drives the connecting beam to slide, the lower terminal surface of tie-beam is equipped with the multirow member that punches that distributes along tie-beam length direction, the up end of supporting seat is equipped with and punches the member position corresponding and supply the first through-hole that the member passed that punches.

Through adopting the above technical scheme, when waiting that the sponge piece that punches passes through feed end conveyor and carries the workstation, set up mechanism and stop gear of rectifying, on the one hand, the mechanism of rectifying rectifies the sponge piece, thereby reduce the error of punching and improve the precision of punching, on the other hand, stop gear restricts the removal of sponge piece under conveyor's state of not shutting down, and the production efficiency is improved, the drive assembly drive tie-beam downwardly moving, many members that punch simultaneously punch the sponge piece, the efficiency of punching of sponge piece has greatly been improved, the problem of the inefficiency of punching that current puncher can only punch the hole at every turn is solved.

The utility model discloses further set up to: the lower terminal surface of tie-beam is equipped with the clamp plate of sliding connection in the member that punches and the first compression spring of fixed connection between clamp plate and tie-beam, and the clamp plate is equipped with the second through-hole that supplies the member that punches to pass, fixed connection is respectively in the up end of clamp plate and the lower terminal surface of tie-beam in the both ends of first compression spring, and under the initial condition, the lower tip of the member that punches is located the second through-hole.

Through adopting above-mentioned technical scheme, set up the clamp plate, will treat the sponge piece compaction that punches, on the one hand, improve the precision of punching, produce askew phenomenon of turning round when effectively preventing to punch, guarantee the effect of punching, on the other hand effectively improves the degree of depth that the sponge piece punched.

The utility model discloses further set up to: the first through hole is a tapered hole, the smaller end of the diameter of the tapered hole is close to the punching rod piece, the supporting seat is provided with a material guide channel which extends along the length direction of the supporting seat and is communicated with the through hole, the bottom surface of the material guide channel is inclined downwards at a certain angle in the horizontal direction, and the supporting seat is arranged at the lower end of the material guide channel at the horizontal position and is provided with a sponge waste collecting cylinder.

Through adopting above-mentioned technical scheme, the sponge waste material that punches drops to guide channel through first through-hole, and first through-hole sets up for the bell mouth, prevents that the sponge waste material from causing the jam to first through-hole, and guide channel slope sets up and is used for leading the polymerization to the sponge waste material, improves the mobile speed of sponge waste material at guide channel, improves collection efficiency.

The utility model discloses further set up to: the supporting seat is provided with a blowing pipe connected to one end of the material guide channel far away from the collecting cylinder and a fan connected to the blowing pipe.

Through adopting above-mentioned technical scheme, the fan is bloied through the blowing pipe to the guide passageway, further improves the mobile speed of sponge waste material at the guide passageway, prevents effectively that sponge waste material from piling up and causing the jam in the guide passageway.

The utility model discloses further set up to: the workbench is characterized in that the driving assembly is a hydraulic oil cylinder fixedly connected to the supporting beam, a piston rod of the hydraulic oil cylinder penetrates through the supporting beam and is fixedly connected to the upper end face of the connecting beam, the hydraulic oil cylinder is provided with two balance assemblies which are symmetrically distributed along the central line of the supporting beam in the length direction, and the workbench further comprises a balance assembly which ensures the horizontal lifting of the connecting beam so as to ensure the punching precision.

Through adopting above-mentioned technical scheme, hydraulic cylinder is provided with two, and the tie-beam that drives goes up and down along vertical direction simultaneously punches to the sponge piece, guarantees the precision of punching, sets up balanced subassembly, prevents effectively that the tie-beam from taking place the slope at the lift process, further guarantees the precision of punching.

The utility model discloses further set up to: the balance assembly comprises two racks which are vertically arranged and respectively fixedly connected to two sides of the supporting seat, two bearing seats which are respectively fixedly connected to two sides of the connecting beam, a balance shaft which is rotatably connected to the bearing seats, and gears which are fixedly sleeved at two ends of the balance shaft and meshed with tooth surfaces of the racks.

Through adopting above-mentioned technical scheme, hydraulic cylinder's piston rod is flexible to drive the tie-beam and goes up and down along vertical direction to drive the running gear and rotate, realize the rotation of balanced axle, thereby guarantee that balanced axle is in horizontal position all the time, ensure the precision of punching.

The utility model discloses further set up to: the feeding end conveying device and the discharging end conveying device both comprise a rack, a plurality of rotating shafts connected to the rack in a rotating mode and a conveying belt wrapped on the rotating shafts for conveying sponge blocks, the limiting mechanism comprises sliding plates connected to two sides of the rack in a sliding mode respectively, a limiting shaft connected to the sliding plates in a sliding mode along the vertical direction, and an adjusting assembly for adjusting the relative positions of the sliding plates and the workbench, the sliding plates are provided with first sliding grooves extending along the vertical direction, sliding blocks connected to the first sliding grooves in a sliding mode and self-locking air springs fixedly connected to the sliding plates and driving the sliding blocks to slide, the sliding blocks are arranged through the limiting shafts, and piston rods of the self-locking air springs are fixedly connected to the.

Through adopting above-mentioned technical scheme, the flexible sliding block that drives of piston rod of self-locking type air spring goes up and down along vertical direction to the high position of the spacing axle of control, sponge piece when carrying to the workstation, the piston rod extension of self-locking type air spring, the spacing axle of workstation both sides slides downwards, restriction sponge piece's removal, the completion back of punching, the piston rod shrink of self-locking type air spring, spacing axial upwards slides and is located the top of sponge piece, lets the line for the sponge piece.

The utility model discloses further set up to: the frame is close to the second spout that the workstation extended along sponge piece direction of delivery is seted up to one side, the lower terminal surface of sliding plate is equipped with the smooth protruding of sliding connection in the second spout, adjusting part including the protrusion set up in second spout diapire and follow the cingulum that second spout length direction extended, slide wear to locate slide protruding gag lever post, be fixed in the joint of gag lever post tip and force the joint with the second compression spring of the tooth's socket scarf joint of cingulum, the cingulum passes smooth protruding, second compression spring's one end is fixed in slide protruding, the other end is fixed or the butt in connect.

Through adopting above-mentioned technical scheme, when adjusting the relative position of sliding plate and workstation, exert certain power to the sliding plate, force to connect and receive the extrusion second compression spring, connect and break away from in the tooth's socket, when connecting the tooth's socket that slides to the cingulum, the second compression spring forces the joint of gag lever post to scarf joint in the tooth's socket, realizes the location, adjusts the position of sliding plate according to the not unidimensional sponge piece to satisfy different production requirements, improve production economic benefits.

The utility model discloses further set up to: the deviation correcting mechanism comprises two fixed plates, an adjusting screw and a deviation correcting plate, wherein the fixed plates are respectively fixedly connected to two sides of a frame of the feeding end conveying device and located at the upper stream of the sliding plate, the adjusting screw is movably arranged in a penetrating mode and extends along the width direction of the frame, the deviation correcting plate is fixedly connected with the end portion, close to the sponge block, of the adjusting screw, the adjusting screw is sleeved with adjusting nuts respectively located on two sides of the fixed plates, and the side wall of the deviation correcting plate is movably abutted to the side.

Through adopting above-mentioned technical scheme, the board of rectifying rectifies the sponge piece, thereby reduces the error of punching and improves the precision of punching, adjusts the position of the board of rectifying through adjusting nut to satisfy and rectify to the sponge piece of different widths, improve equipment's suitability.

To sum up, the utility model discloses following beneficial effect has:

1. when the sponge piece of waiting to punch passes through feed end conveyor and carries the workstation, set up mechanism and stop gear of rectifying, on the one hand, the mechanism of rectifying rectifies the sponge piece, thereby reduce the error of punching and improve the precision of punching, on the other hand, stop gear restricts the removal of sponge piece under conveyor's state of not shutting down, and the production efficiency is improved, the drive assembly drive tie-beam downwardly movement, many members that punch simultaneously punch the sponge piece, the efficiency of punching of sponge piece has greatly been improved.

2. Set up the clamp plate, will treat the sponge piece compaction that punches, on the one hand, improve the precision of punching, produce askew phenomenon of turning round when effectively preventing to punch, guarantee the effect of punching, on the other hand effectively improves the degree of depth that the sponge piece punched.

3. The adjusting assembly is arranged, and the position of the sliding plate is adjusted according to the sponge blocks with different sizes, so that different production requirements are met, and the production economic benefit is improved.

Drawings

FIG. 1 is a schematic view of the overall structure of a sponge punch according to an embodiment;

FIG. 2 is a schematic view of the overall structure of a feed-end conveying device of the embodiment;

FIG. 3 is an enlarged partial schematic view of FIG. 2 at A;

FIG. 4 is a top view of an embodiment of a sponge punch;

FIG. 5 is a cross-sectional view at B-B of FIG. 4;

fig. 6 is a schematic view of the entire structure of the table of the embodiment.

In the figure, 1, a workbench; 11. a supporting seat; 111. a first through hole; 112. a material guide channel; 113. a blowpipe; 114. a collection canister; 115. a fan; 12. a guide post; 13. a support beam; 14. a connecting beam; 141. punching a rod piece; 142. pressing a plate; 143. a first compression spring; 15. a drive assembly; 2. a feed end conveying device; 21. a deviation rectifying mechanism; 211. a fixing plate; 212. adjusting the screw rod; 213. a deviation rectifying plate; 214. adjusting the nut; 3. a discharge end conveying device; 4. a frame; 41. a second chute; 5. a conveyor belt; 6. a limiting mechanism; 61. a sliding plate; 611. a first chute; 612. a slider; 613. a self-locking gas spring; 614. sliding and protruding; 62. a limiting shaft; 63. an adjustment assembly; 631. a toothed belt; 632. a limiting rod; 633. a joint; 634. a second compression spring; 7. a balancing component; 71. a rack; 72. a bearing seat; 73. a balance shaft; 74. a gear.

Detailed Description

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

Example (b): a sponge puncher comprises a workbench 1, a feeding end conveying device 2 and a discharging end conveying device 3, wherein the feeding end conveying device is located at the upstream of the workbench and conveys sponge blocks to be punched to the workbench 1, and the discharging end conveying device is located at the downstream of the workbench.

As shown in fig. 1 and 2, the feed end conveying device 2 and the discharge end conveying device 3 are provided with a limiting mechanism 6 for limiting movement of the sponge block on one side close to the workbench 1, and the feed end conveying device 2 is provided with a deviation correcting mechanism 21 located on the upstream of the limiting mechanism 6. The feeding end conveying device 2 and the discharging end conveying device 3 respectively comprise a frame 4 transversely arranged, a plurality of rotating shafts longitudinally arranged and rotatably connected to the frame 4 and a conveying belt 5 coated on the rotating shafts for conveying sponge blocks. And a second chute 41 extending along the conveying direction of the sponge block is formed in one side of the frame 4 at the feeding end and the discharging end close to the workbench. The deviation correcting mechanism 21 comprises two fixing plates 211 which are respectively fixedly connected to two sides of the frame 4 at the feeding end and located at the upstream of the sliding plate 61, an adjusting screw 212 which is movably arranged in the fixing plates 211 in a penetrating mode and extends along the width direction of the frame 4, and a deviation correcting plate 213 which is fixedly connected with the end portion of the adjusting screw 212 close to the sponge block, wherein the adjusting screw 212 is sleeved with adjusting nuts 214 which are respectively located on two sides of the fixing plates 211, and the side wall of the deviation correcting plate 213 is movably abutted to the side wall of the sponge.

As shown in fig. 2 and 3, the limiting mechanism 6 includes sliding plates 61 slidably connected to both sides of the frame 4, respectively, a limiting shaft 62 slidably connected to the sliding plates 61 in the vertical direction, and an adjusting assembly 63 for adjusting the relative position of the sliding plates 61 and the workbench 1. The sliding plate 61 is provided with a first slide groove 611 extending in the vertical direction, a slide block 612 slidably connected to the first slide groove 611, and a self-locking type gas spring 613 fixedly connected to the sliding plate 61 and driving the slide block 612 to slidably move. The lower end surface of the sliding plate 61 is provided with a sliding protrusion 614 slidably connected to the second sliding groove 41, the limit shaft 62 is inserted into the sliding block 612, and the piston rod of the self-locking gas spring 613 is fixedly connected to the upper end surface of the sliding block 612.

The adjusting assembly 63 includes a toothed belt 631 protruding from the bottom wall of the second sliding chute 41 and extending along the length direction of the second sliding chute 41, a limiting rod 632 slidably disposed on the sliding protrusion 614, a joint 633 fixed at the end of the limiting rod 632, and a second compression spring 634 forcing the joint 633 to engage with the toothed belt 631 in a tooth groove. The toothed belt 631 passes through the sliding projection 614, and a second compression spring 634 has one end fixed to the sliding projection 614 and the other end fixed to or abutting against the joint 633.

As shown in fig. 4, 5 and 6, the workbench 1 includes a support base 11, four guide pillars 12 vertically arranged and having lower ends fixedly connected to the upper end surface of the support base 11, a support beam 13 fixedly connected to the upper end surface of the guide pillars 12, a connection beam 14 slidably connected to the guide pillars 12 along the axis of the guide pillars 12, a driving assembly 15 for driving the connection beam 14 to slidably move, and a balance assembly 7 for ensuring horizontal lifting of the connection beam 14 to ensure punching accuracy. The upper end surface of the supporting seat 11 is provided with a conical first through hole 111 corresponding to the position of the punching rod 141 and allowing the punching rod 141 to pass through, and the smaller diameter end of the first through hole 111 is close to the connecting beam 14. The supporting base 11 is provided with a material guiding channel 112 penetrating along the length direction of the supporting base 11 and communicating with the through hole, a blowing pipe 113 communicating with one end of the material guiding channel 112, a sponge waste collecting cylinder 114 positioned below the other end of the material guiding channel 112, and a fan 115 connected to the blowing pipe 113. The bottom surface of the guide passage 112 is inclined in a direction inclined downward toward the collecting cylinder 114 side.

The lower terminal surface of tie-beam 14 is equipped with the multirow pole piece 141 that punches that distributes along tie-beam 14 length direction, slide and connect in the clamp plate 142 of pole piece 141 and the first compression spring 143 of fixed connection between clamp plate 142 and tie-beam 14, the clamp plate 142 is equipped with the second through-hole that supplies pole piece 141 to punch to pass, the both ends of first compression spring 143 are fixed connection in the up end of clamp plate 142 and the lower terminal surface of tie-beam 14 respectively, under the initial condition, the lower tip of pole piece 141 that punches is located the second through-hole. The driving assembly 15 is a hydraulic cylinder fixedly connected to the supporting beam 13, a piston rod of the hydraulic cylinder penetrates through the supporting beam 13 and is fixedly connected to the upper end face of the connecting beam 14, and two hydraulic cylinders are arranged and are symmetrically distributed along the center line of the supporting beam 13 in the length direction.

The balance assembly 7 comprises two racks 71 vertically arranged and fixedly connected to two sides of the support base 11, two bearing blocks 72 fixedly connected to two sides of the connecting beam 14, a balance shaft 73 rotatably connected to the bearing blocks 72, and gears 74 fixedly sleeved at two ends of the balance shaft 73 and meshed with tooth surfaces of the racks 71.

The working mode is as follows:

the sponge block to be punched is conveyed by the feeding end conveying device 2, and is corrected by the correction plate 213, so that the sponge block is prevented from being deviated due to vibration in the conveying process and is conveyed to the workbench 1, the piston rod of the self-locking gas spring 613 extends, the limiting rods 632 on the two sides of the workbench 1 slide downwards, the limiting shaft 62 at the material conveying end limits the movement of the sponge block, the limiting shaft 62 at the material feeding end effectively limits the continuous conveying of the next sponge block, the piston rod of the hydraulic oil cylinder extends to drive the connecting beam 14 to descend, the pressing plate 142 compresses the sponge block and continues to descend during the descending of the connecting beam 14, when the distance between the pressing plate 142 and the connecting beam 14 is reduced, the sponge block is punched by the punching rod member 141, and after the punching is completed, the piston rod of self-locking air spring 613 contracts, and spacing axle 62 upwards slides and is located the top of sponge piece, gives way for the sponge piece, and discharge end conveyor 3 carries away the sponge piece that has beaten the hole.

Adjusting the relative position of the slide plate 61 to the table 1: the sliding plate 61 is forced to exert a certain force to force the joint 633 to be squeezed by the second compression spring 634, the joint 633 is separated from the tooth groove, when the joint 633 slides to the tooth groove of the toothed belt 631, the second compression spring 634 forces the joint 633 of the limiting rod 632 to be embedded in the tooth groove, positioning is achieved, the position of the sliding plate 61 is adjusted according to sponge blocks with different sizes, different production requirements are met, and production economic benefits are improved.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all the embodiments are protected by patent laws within the scope of the present invention.

Claims

1. A sponge puncher, characterized by: comprises a workbench (1), a feeding end conveying device (2) which is positioned at the upstream of the workbench (1) and conveys sponge blocks to be punched to the workbench (1) and a discharging end conveying device (3) which is positioned at the downstream of the workbench (1), wherein one sides of the feeding end conveying device (2) and the discharging end conveying device (3) close to the workbench (1) are respectively provided with a limiting mechanism (6) for limiting the movement of the sponge blocks, the feeding end conveying device (2) is provided with a deviation correcting mechanism (21) positioned at the upstream of the limiting mechanism (6), the workbench (1) comprises a supporting seat (11), a plurality of guide pillars (12) which are vertically arranged and fixedly connected to the supporting seat (11), a supporting beam (13) which is fixedly connected to the guide pillars (12) and positioned above the supporting seat (11), and a connecting beam (14) which is connected to the guide pillars (12) in a sliding manner along the axes of the guide pillars (12) and a driving assembly (15, the lower terminal surface of tie-beam (14) is equipped with along tie-beam (14) length direction's multirow pole piece (141) that punch that distribute, the up end of supporting seat (11) is equipped with and punches pole piece (141) position and corresponding and supply the first through-hole (111) that punch pole piece (141) passed.

2. The sponge punch as claimed in claim 1, wherein: the lower terminal surface of tie-beam (14) is equipped with clamp plate (142) and the fixed connection of sliding connection in the member of punching (141) between clamp plate (142) and tie-beam (14) first compression spring (143), and clamp plate (142) are equipped with the second through-hole that supplies the member of punching (141) to pass, the both ends of first compression spring (143) are fixed connection in the up end of clamp plate (142) and the lower terminal surface of tie-beam (14) respectively, and under the initial condition, the lower tip of the member of punching (141) is located the second through-hole.

3. The sponge punch as claimed in claim 2, wherein: first through-hole (111) are the bell mouth, and the less one end of bell mouth diameter is close to member (141) that punches, supporting seat (11) are equipped with and extend and communicate in guide passageway (112) of through-hole along supporting seat (11) length direction, and the bottom surface of guide passageway (112) is certain angle downward sloping setting in the level, supporting seat (11) are located guide passageway (112) and are provided with sponge waste collection cylinder (114) in the lower one end of horizontal position.

4. The sponge punch as claimed in claim 3, wherein: the supporting seat (11) is provided with a blowing pipe (113) connected to one end of the material guide channel (112) far away from the collecting cylinder (114) and a fan (115) connected to the blowing pipe (113).

5. The sponge punch as claimed in claim 1 or 4, wherein: the workbench (1) is characterized in that the driving assembly (15) is a hydraulic oil cylinder fixedly connected to the supporting beam (13), a piston rod of the hydraulic oil cylinder penetrates through the supporting beam (13) and is fixedly connected to the upper end face of the connecting beam (14), the two hydraulic oil cylinders are symmetrically distributed along the center line of the supporting beam (13) in the length direction, and the balance assembly (7) for ensuring the horizontal lifting of the connecting beam (14) to ensure the punching precision is further included.

6. The sponge punch as claimed in claim 5, wherein: the balance assembly (7) comprises two racks (71) which are vertically arranged and fixedly connected to two sides of the supporting seat (11) respectively, two bearing seats (72) which are fixedly connected to two sides of the connecting beam (14) respectively, a balance shaft (73) which is rotatably connected to the bearing seats (72) and a gear (74) which is fixedly sleeved at two ends of the balance shaft (73) and meshed with tooth surfaces of the racks (71).

7. The sponge punch as claimed in claim 6, wherein: the feeding end conveying device (2) and the discharging end conveying device (3) both comprise a frame (4), a plurality of rotating shafts rotationally connected to the frame (4) and a conveyor belt (5) coated on the rotating shafts for conveying sponge blocks, the limiting mechanism (6) comprises sliding plates (61) which are respectively connected with two sides of the frame (4) in a sliding way, a limiting shaft (62) which is connected with the sliding plates (61) in a sliding way along the vertical direction, and an adjusting component (63) which adjusts the relative position of the sliding plates (61) and the workbench (1), the sliding plate (61) is provided with a first sliding groove (611) extending along the vertical direction, a sliding block (612) connected with the first sliding groove (611) in a sliding mode, and a self-locking type gas spring (613) which is fixedly connected with the sliding plate (61) and drives the sliding block (612) to slide, the limiting shaft (62) penetrates through the sliding block (612), and a piston rod of the self-locking gas spring (613) is fixedly connected to the upper end face of the sliding block (612).

8. The sponge punch as claimed in claim 7, wherein: frame (4) are close to one side of workstation (1) and have been seted up second spout (41) that extend along sponge piece direction of delivery, the lower terminal surface of sliding plate (61) is equipped with slides and connects in the protruding (614) of slip of second spout (41), adjust subassembly (63) including the protrusion set up in second spout (41) diapire and follow cingulum (631) that second spout (41) length direction extends, slide and wear to locate gag lever post (632) of slip protruding (614), be fixed in the joint (633) of gag lever post (632) tip and force joint (633) with second compression spring (634) of the tooth's socket scarf joint of cingulum (631), cingulum (631) pass slip protruding (614), the one end of second compression spring (634) is fixed in slip protruding (614), the other end is fixed or butt in connect (633).

9. The sponge punch as claimed in claim 8, wherein: the deviation rectifying mechanism (21) comprises two fixing plates (211) which are fixedly connected to the two sides of the frame (4) of the feeding end conveying device (2) respectively and located at the upper stream of the sliding plate (61), a deviation rectifying plate (213) which is movably arranged on the fixing plates (211) in a penetrating mode and extends along the width direction of the frame (4) and fixedly connected with the end portions of the adjusting screws (212) close to the sponge blocks, adjusting nuts (214) which are located on the two sides of the fixing plates (211) respectively are sleeved on the adjusting screws (212), and the side walls of the deviation rectifying plate (213) are movably abutted to the side walls of the sponge blocks.