CN210551632U - Heated board cutting device - Google Patents

Heated board cutting device Download PDF

Info

Publication number
CN210551632U
CN210551632U CN201920803067.7U CN201920803067U CN210551632U CN 210551632 U CN210551632 U CN 210551632U CN 201920803067 U CN201920803067 U CN 201920803067U CN 210551632 U CN210551632 U CN 210551632U
Authority
CN
China
Prior art keywords
bed body
groove
cutting device
lead screw
mounting frame
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201920803067.7U
Other languages
Chinese (zh)
Inventor
谭芝
高声红
阳林
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China Construction Second Engineering Bureau Co Ltd
Original Assignee
China Construction Second Engineering Bureau Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by China Construction Second Engineering Bureau Co Ltd filed Critical China Construction Second Engineering Bureau Co Ltd
Priority to CN201920803067.7U priority Critical patent/CN210551632U/en
Application granted granted Critical
Publication of CN210551632U publication Critical patent/CN210551632U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Abstract

The utility model discloses a heat insulation board cutting device, which comprises a bed body, the top of the bed body is provided with a groove which is as long as the bed body along the length direction, a hollow cavity is arranged below the groove in the cavity of the bed body, a plurality of conveying rollers which are parallel to each other are horizontally arranged in the groove at equal intervals, the conveying rollers are perpendicular to the length direction of the bed body, the two ends of the conveying rollers are respectively and rotatably connected with two opposite inner side walls of the groove, the same side end parts of the plurality of conveying rollers respectively extend out of the bed body and are connected with a transmission chain wheel, and the transmission chain wheels are connected through chains; the supporting plates are arranged on two sides of an opening at one end of the groove respectively, the two supporting plates are parallel to each other and are perpendicular to the bottom of the groove, and the top edges of the supporting plates are arranged in an inclined mode. Heated board cutting device have need not to reciprocate, cut efficient, can collect advantages such as cutting sweeps.

Description

Heated board cutting device
Technical Field
The utility model relates to an heated board processing technology field particularly, relates to a heated board cutting device.
Background
The heat insulation board is a heat insulation material commonly used in buildings and machinery, and has the functions of moisture prevention and heat insulation. When the heat insulation plate is manufactured, the processed heat insulation material needs to be cut into a plurality of heat insulation plates with the same length, in the process of cutting the heat insulation plate, scraps are easy to scatter everywhere and difficult to clean in the existing cutting device, and meanwhile, the cut heat insulation plates need to be manually stacked, so that the efficiency is low; the limiting device in the processing process of the heat-insulation plate is complex in structure and not easy to maintain and replace; the cutting device of all cutting equipment needs to move up and down besides horizontal movement, and the working efficiency of the cutting device is influenced.
SUMMERY OF THE UTILITY MODEL
For solving the problem that exists among the prior art, the utility model provides a heated board cutting device has and need not to reciprocate, cuts efficient, can collect advantages such as cutting sweeps.
In order to achieve the above object, the utility model adopts the following technical scheme: a heat insulation board cutting device comprises a bed body, wherein a groove which is as long as the bed body is formed in the top of the bed body along the length direction of the bed body, a hollow cavity is formed in the cavity of the bed body and below the groove, a plurality of conveying rollers which are parallel to each other are horizontally arranged in the groove at equal intervals and are perpendicular to the length direction of the bed body, two ends of each conveying roller are respectively and rotatably connected with two opposite inner side walls of the groove, the same side end parts of the plurality of conveying rollers respectively extend out of the bed body and are connected with a transmission chain wheel, and the transmission chain wheels are connected through a chain; two sides of an opening at one end of the groove are respectively provided with a supporting plate, the two supporting plates are parallel to each other and are perpendicular to the bottom of the groove, the top edge of each supporting plate is obliquely arranged, the higher end of each supporting plate is close to the bed body, the two supporting plates are equidistantly provided with a plurality of feeding rollers parallel to the conveying roller along the oblique direction of the supporting plates, and the height of the highest feeding roller in the feeding rollers between the two supporting plates is lower than that of the conveying roller; a driving motor is arranged in the cavity of the bed body, an output shaft of the driving motor extends out of the bed body and is parallel to the conveying roller, a driving chain wheel is connected to the end part of the output shaft of the driving motor, which is exposed out of the bed body, and the driving chain wheel is connected with the driving chain wheel through a chain;
the top of the bed body is provided with an inverted concave mounting frame, a bottom groove of the mounting frame is arranged corresponding to a top groove of the bed body, a lead screw is arranged in the groove of the mounting frame, two ends of the lead screw are respectively rotatably connected with two inner side walls of the groove of the mounting frame, one end of the lead screw extends to the outer side of the mounting frame, a servo motor is arranged on the outer side of the mounting frame, an output shaft of the servo motor is coaxially connected with one end of the lead screw exposed out of the mounting frame, a guide rod parallel to the lead screw is arranged in the groove of the mounting frame, a lead screw nut pair is arranged on the lead screw, the guide rod penetrates through the lead screw nut pair and is in sliding connection with the lead screw nut pair, a cutting device is arranged at the lower end of the lead screw nut pair, a cutting blade of the cutting device is positioned between two adjacent conveying rollers, and a, proximity sensors are arranged at two ends of the guide rod, and the height of the lowest position of a cutting blade of the cutting device is lower than that of the top of the conveying roller;
be equipped with on the recess bottom surface of the bed body with cutting device's the corresponding strip waste material mouth of cutting blade, the position that corresponds the waste material mouth in the cavity of the bed body is equipped with collects the bag, still be equipped with the air exhauster in the cavity of the bed body, the suction opening of air exhauster and the top of collecting the bag intercommunication, the suction opening of air exhauster with the junction of collecting the bag is equipped with the filter screen.
In the structure, the driving motor operates to drive the conveying roller to rotate through the driving chain wheel and the transmission chain wheel, the insulation board moves on the bed body along with the conveying roller, the laser displacement sensor detects the moving distance of the insulation board, when the insulation board moves to a rated distance, the driving motor stops operating, the servo motor drives the lead screw to rotate, the lead screw nut pair drives the cutting device to horizontally move on the guide rod, the cutting device cuts the insulation board, when the lead screw nut pair triggers the proximity sensor, the servo motor stops operating and waits for the next operation, the driving motor operates again to enable the conveying roller to drive the insulation board to continuously move, the cutting device is positioned on one side of the mounting frame and does not influence the movement of the insulation board, when the cut insulation board reaches the supporting plate, the obliquely arranged feeding roller is sent into the material collecting device, in the cutting process, the exhaust fan operates to generate negative pressure, the waste material that the heated board cutting produced is inhaled in the waste material mouth and is collected the bag, and the filter screen prevents that the waste material from being inhaled in the air exhauster.
Preferably, be equipped with on the lateral wall of the bed body with the maintenance mouth of cavity intercommunication, articulated on the lateral wall of the bed body have the maintenance door that is used for the switching maintenance mouth, so set up, conveniently maintain the lathe through the maintenance door and collect the bag through conveniently changing.
Preferably, the top surfaces of two sides of the groove of the bed body are respectively provided with a limiting strip for limiting and guiding the insulation board to be cut, the limiting strips are arranged along the length direction of the groove of the bed body and are connected with the bed body through a plurality of adjusting bolts, the adjusting bolts are distributed along the length direction of the limiting strips at equal intervals, the top surfaces of two sides of the groove of the bed body are respectively provided with a plurality of rows of bolt holes matched with the adjusting bolts, each row of bolt holes are vertically arranged with the limiting strips, the position of the limiting strips corresponding to the waste port is provided with a notch, through the arrangement of the limiting strips, the insulation board can be limited, the phenomenon of displacement in the insulation board cutting process is prevented, the product quality of the cut insulation board is ensured, and meanwhile, the notches can prevent the cutting blade from colliding and wearing with the limiting strips, and meanwhile, the cutting device is helped to return to a position without influencing the movement of the insulation board.
Preferably, the top both sides edge of the bed body still is equipped with the baffle respectively along length direction, so set up, the baffle can play certain effect of blockking to the sweeps, guarantees staff's safety simultaneously.
The utility model has the advantages that:
(1) the utility model can ensure that the cutting device can be positioned at both sides of the conveying roller through the arrangement of the mounting rack, and the conveying of the insulation board is not influenced when the cutting device does not work, so that the cutting device does not need to be lifted, and the efficiency of cutting the insulation board is improved;
(2) through the arrangement of the waste material port, the collecting bag and the exhaust fan, the collection of the cutting waste materials can be realized, the cutting waste materials are prevented from being diffused, and the labor amount of workers is reduced;
(3) the arrangement of the limiting strips and the multiple rows of bolt holes enables the cutting equipment to be suitable for cutting insulation boards of different models, so that the economic benefit of insulation board production is improved, and the production cost is reduced;
(4) the feeding roller that the slope set up makes things convenient for the material to fall into and can realize automatic piling up when collection device, has reduced workman's amount of labour.
Drawings
Fig. 1 is a front view of the overall structure of embodiment 1 of the present invention;
fig. 2 is a left side view of the overall structure of embodiment 1 of the present invention;
fig. 3 is a plan view of the overall structure of embodiment 1 of the present invention;
FIG. 4 is a schematic view of the internal structure of the bed body in embodiment 1 of the present invention;
fig. 5 is a front view of the overall structure of embodiment 2 of the present invention.
Description of reference numerals:
1. a mounting frame; 2. a lead screw; 3. a guide bar; 4. a laser displacement sensor; (ii) a 5. A screw-nut pair; 6. a cutting device; 7. a servo motor; 8. a limiting strip; 9. a bed body; 10. a drive sprocket; 11. a conveying roller; 12. a drive sprocket; 13. a proximity sensor; 14. repairing the door; 15. a support plate; 16. a feed roller; 17. a drive motor; 18. an exhaust fan; 19. a hose; 20. a filter screen; 21. a collection bag; 22. a waste material port; 23. bolt holes; 24. adjusting the bolt; 25. and a baffle plate.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Example 1:
as shown in fig. 1-4, an insulation board cutting device includes a rectangular bed body 9, a groove having a length equal to that of the bed body 9 is formed in the top of the bed body 9 along a length direction thereof, a hollow cavity is formed in the cavity of the bed body 9 below the groove, a plurality of parallel conveying rollers 11 are horizontally arranged in the groove at equal intervals, the conveying rollers 11 are perpendicular to the length direction of the bed body 9, two ends of the conveying rollers are respectively rotatably connected with two opposite inner side walls of the groove, the same side end of the plurality of conveying rollers 11 extends out of the bed body 9 and is connected with a transmission sprocket 12, and the transmission sprockets 12 are connected with each other through a chain; two sides of an opening at one end of a groove of the bed body 9 are respectively provided with a support plate 15, the two support plates 15 are parallel to each other and are perpendicular to the bottom of the groove, the top edge of each support plate 15 is obliquely arranged, the higher end of each support plate 15 is close to the bed body 9, the two support plates 15 are equidistantly provided with a plurality of feed rollers 16 parallel to the conveying roller 11 along the oblique direction of the support plates 15, and the highest feed roller 16 in the feed rollers 16 between the two support plates 15 is lower than the conveying roller 11; be equipped with driving motor 17 in the cavity of the bed body 9, driving motor 17's output shaft extends to the bed body 9 is outer and with transfer roller 11 parallel arrangement, driving motor 17's output shaft exposes in the end connection outside the bed body 9 and has drive sprocket 10, drive sprocket 10 passes through the chain with drive sprocket 12 and is connected, be equipped with on the lateral wall of the bed body 9 with the maintenance mouth of cavity intercommunication, it has maintenance door 14 that is used for switching maintenance mouth to articulate on the lateral wall of the bed body 9, collects bag 21 through convenient the change through maintenance door 14 convenient maintenance lathe.
The top of the bed body 9 is provided with an inverted concave mounting frame 1, a bottom groove of the mounting frame 1 corresponds to a top groove of the bed body 9, a lead screw 2 is arranged in the groove of the mounting frame 1, two ends of the lead screw 2 are respectively rotatably connected with two inner side walls of the groove of the mounting frame 1, one end of the lead screw 2 extends to the outer side of the mounting frame 1, the outer side of the mounting frame 1 is provided with a servo motor 7, an output shaft of the servo motor 7 is coaxially connected with one end of the lead screw 2 exposed out of the mounting frame 1, a guide rod 3 parallel to the lead screw 2 is arranged in the groove of the mounting frame 1, the lead screw 2 is provided with a lead screw nut pair 5, the guide rod 3 passes through the lead screw nut pair 5 and is in sliding connection with the lead screw nut pair, the lower end of the lead screw nut pair 5 is provided with a cutting device 6, and a cutting blade, the top of the mounting rack 1 is provided with a laser displacement sensor 4, the type of the laser displacement sensor 4 is an optoNCDT1420, the two ends of the guide rod 3 are respectively provided with a proximity sensor 13, the type of the proximity sensor 13 is SN04-P, the height of the lowest part of a cutting blade of the cutting device 6 is lower than that of the top of the conveying roller 11, the distance between the inner side surface of the mounting rack 1 and one end of the conveying roller 11, which is close to the side surface, is larger than the width of the cutting device 6, and the stroke of the cutting device 6 is larger than the width of the insulation board.
Be equipped with on the recess bottom surface of bed body 9 with cutting device 6's the corresponding banding waste opening 22 of cutting blade, the position that corresponds waste opening 22 in the cavity of bed body 9 is equipped with collects bag 21, still be equipped with air exhauster 18 in the cavity of bed body 9, the suction opening of air exhauster 18 passes through hose 19 and collects bag 21's top intercommunication, hose 19 with the junction of collecting bag 21 is equipped with filter screen 20.
The top surfaces of two sides of a groove of the bed body 9 are respectively provided with a limiting strip 8 for limiting and guiding the insulation board to be cut, the limiting strips 8 are arranged along the length direction of the groove of the bed body 9, the limiting strips 8 are connected with the bed body 9 through a plurality of adjusting bolts 24, the adjusting bolts 24 are distributed along the length direction of the limiting strips 8 at equal intervals, the top surfaces of two sides of the groove of the bed body 9 are respectively provided with a plurality of rows of bolt holes 23 matched with the adjusting bolts 24, the arrangement direction of each row of bolt holes 23 is perpendicular to the length direction of the limiting strips 8, the position of the limiting strip 8 corresponding to the waste material port 22 is provided with a notch for facilitating cutting of a cutting blade, the insulation board can be limited by the arrangement of the limiting strips 8, and the phenomenon of displacement of the insulation board in the cutting process is prevented, guarantee the product quality of cutting heated board, the breach can prevent that cutting blade and spacing 8 from producing the collision wearing and tearing simultaneously, helps cutting device 6 to get back to the position that does not influence the heated board removal simultaneously.
In the structure, the driving motor 17 drives the conveying roller 11 to rotate through the driving chain wheel 10 and the transmission chain wheel 12, the insulation board moves on the bed body 9 along with the conveying roller 11, the laser displacement sensor 4 detects the moving distance of the insulation board, when the insulation board moves to a rated distance, the driving motor 17 stops operating, the servo motor 7 drives the screw rod 2 to rotate, the screw rod nut pair 5 drives the cutting device 6 to horizontally move on the guide rod 3, the cutting device 6 cuts the insulation board, when the screw rod nut pair 5 triggers the proximity sensor 13, the servo motor 7 stops operating and waits for the next operation, the driving motor 17 operates again to enable the conveying roller 11 to drive the insulation board to continuously move, the cutting device 6 is positioned on one side of the mounting frame 1, the movement of the insulation board is not influenced, and the limiting strips 8 arranged on two sides of the top of the bed body 9, the phenomenon that the heated board cutting in-process shifted prevents to appear, guarantees the product quality of cutting heated board, and the breach can prevent that cutting blade and spacing 8 from producing the collision wearing and tearing simultaneously, helps cutting device 6 to get back to the position that does not influence the heated board removal simultaneously. When the heated board by the cutting reachd backup pad 15, send into material collection device by the feed roll 16 of slope arrangement in, in cutting process, air exhauster 18 operation produces the negative pressure suction in collection bag 21, and the waste material that the heated board cutting produced is in waste material mouth 22 is inhaled collection bag 21, and filter screen 20 prevents that the waste material from being inhaled in air exhauster 18, when collecting full waste material in collection bag 21, accessible maintenance door 14 opens bed body 9, changes collection bag 21.
Example 2:
as shown in fig. 5, in this embodiment, on the basis of embodiment 1, the top two side edges of the bed body 9 are further respectively provided with a baffle 25 along the length direction thereof, the length of the baffle 25 is the same as that of the bed body 9, and the baffle 25 can play a certain role in blocking the scraps and ensure the safety of the workers.
Embodiment 2 the rest of the structure and the operation principle are the same as those of embodiment 1.
The above-mentioned embodiments only express the specific embodiments of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.

Claims (4)

1. A heat insulation board cutting device is characterized by comprising a bed body, wherein a groove which is as long as the bed body is formed in the top of the bed body along the length direction of the bed body, a hollow cavity is formed in the cavity of the bed body and below the groove, a plurality of conveying rollers which are parallel to each other are horizontally arranged in the groove at equal intervals and are perpendicular to the length direction of the bed body, two ends of each conveying roller are respectively and rotatably connected with two opposite inner side walls of the groove, the same side ends of the plurality of conveying rollers respectively extend out of the bed body and are connected with a transmission chain wheel, and the transmission chain wheels are connected through chains; two sides of an opening at one end of the groove are respectively provided with a supporting plate, the two supporting plates are parallel to each other and are perpendicular to the bottom of the groove, the top edge of each supporting plate is obliquely arranged, the higher end of each supporting plate is close to the bed body, the two supporting plates are equidistantly provided with a plurality of feeding rollers parallel to the conveying roller along the oblique direction of the supporting plates, and the height of the highest feeding roller in the feeding rollers between the two supporting plates is lower than that of the conveying roller; a driving motor is arranged in the cavity of the bed body, an output shaft of the driving motor extends out of the bed body and is parallel to the conveying roller, a driving chain wheel is connected to the end part of the output shaft of the driving motor, which is exposed out of the bed body, and the driving chain wheel is connected with the driving chain wheel through a chain;
the top of the bed body is provided with an inverted concave mounting frame, a bottom groove of the mounting frame is arranged corresponding to a top groove of the bed body, a lead screw is arranged in the groove of the mounting frame, two ends of the lead screw are respectively rotatably connected with two inner side walls of the groove of the mounting frame, one end of the lead screw extends to the outer side of the mounting frame, a servo motor is arranged on the outer side of the mounting frame, an output shaft of the servo motor is coaxially connected with one end of the lead screw exposed out of the mounting frame, a guide rod parallel to the lead screw is arranged in the groove of the mounting frame, a lead screw nut pair is arranged on the lead screw, the guide rod penetrates through the lead screw nut pair and is in sliding connection with the lead screw nut pair, a cutting device is arranged at the lower end of the lead screw nut pair, a cutting blade of the cutting device is positioned between two adjacent conveying rollers, and a, proximity sensors are arranged at two ends of the guide rod, and the height of the lowest position of a cutting blade of the cutting device is lower than that of the top of the conveying roller;
be equipped with on the recess bottom surface of the bed body with cutting device's the corresponding strip waste material mouth of cutting blade, the position that corresponds the waste material mouth in the cavity of the bed body is equipped with collects the bag, still be equipped with the air exhauster in the cavity of the bed body, the suction opening of air exhauster and the top of collecting the bag intercommunication, the suction opening of air exhauster with the junction of collecting the bag is equipped with the filter screen.
2. The insulation board cutting device according to claim 1, wherein a maintenance opening communicated with the cavity is formed in the side wall of the bed body, and a maintenance door for opening and closing the maintenance opening is hinged to the side wall of the bed body.
3. The insulation board cutting device according to claim 1, wherein the top surfaces of two sides of the groove of the bed body are respectively provided with a limiting strip for limiting and guiding the insulation board to be cut, the limiting strip is arranged along the length direction of the groove of the bed body, the limiting strip is connected with the bed body through a plurality of adjusting bolts, the adjusting bolts are arranged along the length direction of the limiting strip at equal intervals, the top surfaces of two sides of the groove of the bed body are respectively provided with a plurality of rows of bolt holes matched with the adjusting bolts, each row of bolt holes is vertically arranged with the limiting strip, and the position of the limiting strip corresponding to the waste port is provided with a notch.
4. The insulation board cutting device according to claim 1, wherein the edges of two sides of the top of the bed body are respectively provided with a baffle along the length direction.
CN201920803067.7U 2019-05-30 2019-05-30 Heated board cutting device Active CN210551632U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920803067.7U CN210551632U (en) 2019-05-30 2019-05-30 Heated board cutting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920803067.7U CN210551632U (en) 2019-05-30 2019-05-30 Heated board cutting device

Publications (1)

Publication Number Publication Date
CN210551632U true CN210551632U (en) 2020-05-19

Family

ID=70667942

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920803067.7U Active CN210551632U (en) 2019-05-30 2019-05-30 Heated board cutting device

Country Status (1)

Country Link
CN (1) CN210551632U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112008798A (en) * 2020-08-20 2020-12-01 倍莱德节能科技有限公司 Shutter production line blade shearing equipment
CN115648328A (en) * 2022-09-30 2023-01-31 连云港师达工艺品有限公司 EVA sheet cutting device with waste material collecting mechanism and collecting method thereof

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112008798A (en) * 2020-08-20 2020-12-01 倍莱德节能科技有限公司 Shutter production line blade shearing equipment
CN115648328A (en) * 2022-09-30 2023-01-31 连云港师达工艺品有限公司 EVA sheet cutting device with waste material collecting mechanism and collecting method thereof
CN115648328B (en) * 2022-09-30 2023-09-01 连云港师达工艺品有限公司 EVA sheet cutting device with waste collection mechanism and collection method thereof

Similar Documents

Publication Publication Date Title
CN210551632U (en) Heated board cutting device
CN102945984B (en) Parallel connection plate wrapping mechanism of storage battery pole plate
CN203330241U (en) Automatic continuous forming machine for filter sealing cover plates
CN203330240U (en) Automatic continuous forming machine for outer shells of filters
CN115042258A (en) Scrap recovery device for EPE plate cutting machine
CN210231946U (en) Cloth laser cutting machine with collecting device
CN104842389B (en) Precise automatic cut-off machine
CN212736291U (en) Cutting device
CN214559420U (en) Tray type chain plate automatic slag removing workbench for intelligent cutting production line
CN112046139B (en) Corrugated board printing production line
CN216099142U (en) Novel conveyer belt side cut device
CN206780518U (en) A kind of circle pressure die-cutting machine with shredded paper collecting function and splicing transfer function
CN213104762U (en) Automatic side plate shearing device for automatic equipment
CN112193892B (en) Non-woven fabric production is with automatic dustless cutting equipment
CN115502483A (en) Battery deburring equipment
CN114918473A (en) Scrap particle variable-speed adjusting and recycling device for processing red copper bars
CN213059395U (en) Slicer is used in aluminium foil production that continuity is good
CN204772672U (en) Accurate automatic cutout machine
CN210415660U (en) Edge cutting equipment for production and processing raw materials of color printing paper box
CN212499436U (en) Green printing die-cutting machine capable of discharging waste materials directionally
CN220807732U (en) Discharging device of die cutting machine
CN214724791U (en) Fish cake product slicing device
CN216953793U (en) Dust removal extrusion structure is used in light guide plate production
CN217891105U (en) Circular knife mechanism for die cutting
CN111037977B (en) Processing apparatus before vegetables straw resourceization

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant