CN216732081U - Abrasive paper cutting and positioning device - Google Patents

Abstract

The utility model relates to the technical field of abrasive paper cutting, in particular to an abrasive paper cutting and positioning device which comprises a workbench, a feeding roller, a clamping assembly, a positioning assembly and a cutting assembly, wherein an opening is formed in the workbench, the feeding roller is arranged on the workbench, the clamping assembly is arranged on the workbench and positioned on one side of the feeding roller, the positioning assembly is arranged on the workbench and positioned between the clamping assembly and the feeding roller, the cutting assembly is arranged on the workbench and positioned above the clamping assembly, when the abrasive paper cutting device is used, a roll of abrasive paper is placed on the feeding roller, the abrasive paper is clamped firstly by the clamping assembly, the clamping assembly can be controlled by the positioning assembly to stretch the abrasive paper to be consistent in length each time, when the cutting assembly cuts the abrasive paper, the abrasive paper is consistent in length, manual cutting is not needed, and labor intensity of workers is reduced.

Description

Abrasive paper cutting and positioning device

Technical Field

The utility model relates to the technical field of abrasive paper cutting, in particular to a positioning device for abrasive paper cutting.

Background

Sandpaper is a paper with abrasive particles attached to it, and is used to level the surface of an article or to remove attachments from the surface of an article, and sometimes to increase friction. The abrasive paper is divided into different numbers according to different roughness degrees so as to match different purposes, the common abrasive paper with fixed length is cut by manpower, workers are dull in work and easy to fatigue in the cutting process, and the cut abrasive paper is different in length.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a sand paper cutting and positioning device, which aims to solve the technical problem that in the prior art, when sand paper is cut manually in a sand paper cutting process, the cut sand paper is different in length.

The embodiment of the utility model adopts the following technical scheme: including workstation, material loading roller, centre gripping subassembly, locating component and cutting component, be equipped with the opening on the workstation, the material loading roller sets up on the workstation, the centre gripping subassembly sets up on the workstation and is located one side of material loading roller, locating component sets up on the workstation and is located between centre gripping subassembly and the material loading roller, cutting component sets up on the workstation and is located the top of centre gripping subassembly.

Further, locating component includes support, pivot, holding ring, support column, locating lever, gear and positioning motor, the support sets up on the workstation, the pivot sets up on the workstation and is located one side of material loading roller to the pivot is connected with the centre gripping subassembly, the holding ring cover is established in the one end of pivot, and is equipped with a locating hole on the holding ring, the support column sets up on the top of support, the locating lever runs through the setting in the support column, and locating lever and locating hole are symmetry setting from top to bottom to the bottom of locating lever all is the V-arrangement with the locating hole, the gear is equipped with two, and two gears set up respectively on pivot and material loading roller, and two gears are the meshing, positioning motor sets up on one side of support and positioning motor's output is connected with the pivot.

Furthermore, the two clamping components are symmetrically arranged, the two clamping components comprise a support plate, a rotating rod, a first belt pulley, a second belt pulley, a guide rail, a sliding block, an electric push rod and electric clamping jaws, the support plate is arranged on the workbench and positioned below the cutting component, the two rotating rods are symmetrically arranged on one side of the support plate, one end of the rotating rod penetrates through the support plate, the first belt pulley is provided with two belt pulleys which are respectively sleeved on the two rotating rods, the first belt pulley is connected by a first belt, the second belt pulley is provided with two belt pulleys, the two second belt pulleys are respectively sleeved on the rotating shaft and the rotating rod, the second belt pulley is connected by a second belt, the guide rail is arranged outside the first belt, the electric push rod, the electric clamping jaw and the sliding block are provided with three groups, and the three groups of electric push rod, the electric clamping jaw and the sliding block are equidistantly arranged on the guide rail, and each sliding block is connected with the first belt, the electric push rod is arranged on the sliding block, the electric clamping jaw is positioned on one side of the electric push rod, and the electric clamping jaw is connected with the electric push rod.

Further, the cutting assembly comprises a bearing frame, an air cylinder, telescopic rods, a cutting seat and cutting knives, the bearing frame is arranged on two sides of the clamping assembly, the air cylinder is arranged on the top end of the bearing frame, the telescopic rods are arranged on the left side and the right side of the air cylinder, the output ends of the air cylinder and the telescopic rods are arranged downwards, the cutting seat is arranged below the air cylinder, the cutting seat is connected with the output ends of the air cylinder and the telescopic rods, and the cutting knives are arranged in the cutting seat and fixedly connected with the cutting seat.

Further, the below of workstation is equipped with the unloading subassembly, the unloading subassembly includes hydraulic stem, loading board, fan and retrieves the box, and the hydraulic stem setting is in the below of workstation, the loading board sets up and is connected with the output of hydraulic stem in the below of workstation, and the opening on loading board and the workstation corresponds, the fan is located the left and right sides of hydraulic stem with retrieving the box.

The embodiment of the utility model adopts at least one technical scheme to achieve the following beneficial effects:

when the abrasive paper cutting machine is used, the rotating shaft is driven to rotate by the positioning motor, so that the rotating shaft drives the gear and the positioning ring to rotate respectively, the abrasive paper roll on the feeding roller is driven to rotate under the meshing of the two gears, the clamping assembly pulls the abrasive paper to move while the abrasive paper roll rotates, when the positioning rod on the supporting column falls into the positioning hole in the positioning ring, the positioning motor stops rotating, the abrasive paper roll and the clamping assembly stop working, the positioning rod can fall into the positioning hole every time the positioning ring rotates, the feeding roller and the clamping assembly are positioned, the length of the abrasive paper stretched by the clamping assembly every time is consistent, the abrasive paper is cut by the cutting assembly, the cutting length of the abrasive paper is consistent, and after the cutting is finished, the positioning motor is started again, so that the positioning rod is moved out of the positioning hole, and the abrasive paper can be repeatedly processed continuously.

The second step is as follows: when the abrasive paper with different lengths needs to be cut, the positioning rings can be provided with the plurality of positioning holes, and when the number of the positioning holes is less, the cutting length of the abrasive paper is longer, the number of the positioning holes is more, the cutting length of the abrasive paper is shorter, so that the abrasive paper with different lengths can be cut.

And the third step: when the sand paper cutting device is used, the hydraulic rod drives the bearing plate to ascend, the bearing plate is made to ascend to the position below the sand paper, the sand paper is cut by the cutting assembly, the sand paper falls onto the bearing plate after cutting is completed, the hydraulic rod drives the sand paper on the bearing plate to descend to the position flush with the fan, and the fan blows the cut sand paper into the recovery box to complete blanking.

Drawings

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

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of a clamping assembly according to the present invention;

FIG. 3 is an enlarged view of the point A in FIG. 2;

FIG. 4 is a schematic view of a portion of the clamping assembly of the present invention;

FIG. 5 is a schematic view of a positioning assembly according to the present invention;

FIG. 6 is a cross-sectional view of a retaining ring and support post construction of the present invention;

FIG. 7 is a schematic view of a cutting assembly according to the present invention;

fig. 8 is a schematic structural view of the blanking assembly of the present invention.

Reference numerals

The automatic feeding device comprises a workbench 1, a feeding roller 2, a clamping assembly 3, a supporting plate 31, a rotating rod 32, a first belt pulley 33, a first belt 331, a second belt pulley 34, a second belt 341, a guide rail 35, a sliding block 36, an electric push rod 37, an electric clamping jaw 38, a positioning assembly 4, a support 41, a rotating shaft 42, a positioning ring 43, a supporting column 44, a positioning rod 45, a gear 46, a positioning motor 47, a cutting assembly 5, a bearing frame 51, an air cylinder 52, an expansion rod 53, a cutting seat 54, a cutting knife 55, a blanking assembly 6, a hydraulic rod 61, a bearing plate 62, a fan 63 and a recovery box 64.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to the specific embodiments of the present invention and the accompanying drawings. It is to be understood that the described embodiments are merely exemplary of the utility model, and not restrictive of the full scope of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The technical solutions provided by the embodiments of the present invention are described in detail below with reference to the accompanying drawings.

The embodiment of the utility model provides a sand paper cutting and positioning device which comprises a workbench 1, a feeding roller 2, a clamping component 3, a positioning component 4 and a cutting component 5, wherein an opening is formed in the workbench 1, the feeding roller 2 is arranged on the workbench 1, the clamping component 3 is arranged on the workbench 1 and is positioned on one side of the feeding roller 2, the positioning component 4 is arranged on the workbench 1 and is positioned between the clamping component 3 and the feeding roller 2, the cutting component 5 is arranged on the workbench 1 and is positioned above the clamping component 3, when the sand paper cutting and positioning device is used, a sand paper roll is placed on the feeding roller 2, the sand paper is clamped firstly by the clamping component 3, the positioning component 4 can control the length of the sand paper stretched by the clamping component 3 each time to be consistent, so that when the cutting component 5 is used for cutting, the length of the sand paper is consistent, manual work amount is not needed, and labor intensity of workers is reduced.

Preferably, the positioning assembly 4 includes a support 41, a rotating shaft 42, a positioning ring 43, a supporting column 44, a positioning rod 45, a gear 46 and a positioning motor 47, the support 41 is disposed on the workbench 1, the rotating shaft 42 is disposed on the workbench 1 and located on one side of the feeding roller 2, the rotating shaft 42 is connected to the clamping assembly 3, the positioning ring 43 is sleeved on one end of the rotating shaft 42, a positioning hole is disposed on the positioning ring 43, the supporting column 44 is disposed on the top end of the support 41, the positioning rod 45 is disposed in the supporting column 44 in a penetrating manner, the positioning rod 45 and the positioning hole are arranged in a vertically symmetrical manner, the bottom end and the positioning hole of the positioning rod 45 are both V-shaped, two gears 46 are disposed on the rotating shaft 42 and the feeding roller 2, the two gears 46 are meshed, the positioning motor 47 is disposed on one side of the support 41, and the output end of the positioning motor 47 is connected to the rotating shaft 42, when the device is used, the rotating shaft 42 is driven to rotate by the positioning motor 47, the rotating shaft 42 drives the gear 46 and the positioning ring 43 to rotate respectively, the abrasive paper roll on the feeding roller 2 is driven to rotate under the meshing of the two gears 46, the clamping component 3 pulls the abrasive paper to move together while the abrasive paper roll rotates, when the positioning rod 45 on the supporting column 44 falls into the positioning hole on the positioning ring 43, the positioning motor 47 stops rotating, the abrasive paper roll and the clamping component 3 stop working, the positioning rod 45 can fall into the positioning hole when the positioning ring 43 rotates for one circle, so that the feeding roller 2 and the clamping component 3 are positioned, the lengths of the abrasive paper stretched each time by the clamping component 3 are consistent, the abrasive paper is cut by the cutting component 5, the cutting length of the abrasive paper is consistent, the positioning motor 47 is started again after the abrasive paper is cut, the positioning rod 45 is moved out of the positioning hole, the reciprocating is carried out, and the continuous processing is carried out, and when the abrasive paper of different length needs to be cut, can set up a plurality of locating holes in holding ring 43, as the less abrasive paper cutting length of holding hole is longer, the more abrasive paper cutting length of holding becomes shorter more to can realize cutting out the abrasive paper of different length.

Preferably, the clamping assembly 3 is provided with two, and two clamping assemblies 3 are symmetrically arranged, the clamping assembly 3 includes a support plate 31, a rotating rod 32, a first belt pulley 33, a second belt pulley 34, a guide rail 35, a slider 36, an electric push rod 37 and an electric clamping jaw 38, the support plate 31 is arranged on the workbench 1 and is located below the cutting assembly 5, the rotating rod 32 is provided with two rotating rods 32 which are symmetrically arranged on one side of the support plate 31, one end of the rotating rod 32 penetrates through the support plate 31, the first belt pulley 33 is provided with two rotating rods 32 which are respectively sleeved with the two belt pulleys 33, the first belt pulley 33 is connected by a first belt 331, the second belt pulleys 34 are provided with two second belt pulleys 34 which are respectively sleeved on the rotating shaft 42 and the rotating rod 32, the second belt pulleys 34 are connected by a second belt 341, the guide rail 35 is arranged outside the first belt 331, the electric push rod 37, The electric clamping jaws 38 and the sliding blocks 36 are provided with three groups, three groups of electric push rods 37, three groups of electric clamping jaws 38 and three groups of sliding blocks 36 are arranged on the guide rail 35 at equal intervals, each sliding block 36 is connected with the first belt 331, the electric push rods 37 are arranged on the sliding blocks 36, the electric clamping jaws 38 are positioned on one side of each electric push rod 37, the electric clamping jaws 38 are connected with the electric push rods 37, when the rotating shaft 42 rotates, the second belt pulley 34 is driven to rotate together, the second belt pulley 34 drives the first belt pulley 33 on the rotating rod 32 to rotate, the electric push rods 37 and the electric clamping jaws 38 on the sliding blocks 36 are driven by the first belt 331 to circularly move on the guide rail 35, the first group of electric push rods 37 and the second group of electric push rods 37 push the first group of electric clamping jaws 38 and the second group of electric clamping jaws 38, so that the clamping ends of the first group of electric clamping jaws 38 and the second group of electric clamping jaws 38 clamp sandpaper, the abrasive paper on the first group of electric clamping jaws 38 and the second group of electric clamping jaws 38 is driven by the first belt 331 to move to the lower side of the cutting assembly 5, cutting is performed through the cutting assembly 5, the abrasive paper is loosened by the first group of electric clamping jaws 38 after cutting is completed, the first group of electric push rods 37 drive the first group of electric clamping jaws 38 to retract, under the driving of the first belt 331, the first group of electric clamping jaws 38 are moved to the position of the third group of electric clamping jaws 38, the second group of electric clamping jaws 38 continue to clamp the abrasive paper to move to the position of the first group of electric clamping jaws 38, the third group of electric clamping jaws 38 can be moved to the position of the second group of electric clamping jaws 38 to clamp the abrasive paper and move to the lower side of the cutting assembly 5, and therefore the abrasive paper can be continuously cut.

Preferably, the cutting assembly 5 comprises a carriage 51, a cylinder 52, a telescopic rod 53, a cutting block 54 and a cutting blade 55, the carrier 51 is arranged at two sides of the clamping assembly 3, the air cylinder 52 is arranged at the top end of the carrier 51, the telescopic rods 53 are arranged at two sides of the air cylinder 52, and the output end of the cylinder 52 and the output end of the telescopic rod 53 are arranged downwards, the cutting seat 54 is positioned below the cylinder 52, and the cutting seat 54 is connected with the output end of the cylinder 52 and the output end of the telescopic rod 53, the cutting knife 55 is arranged in the cutting seat 54 and is fixedly connected with the cutting seat 54, when the clamping component 3 moves the sand paper below the cutting knife 55 in use, the cylinder 52 drives the cutting knife 55 on the cutting seat 54 to descend, the sandpaper is cut by the cutting knife 55, and then the telescopic rod 53 provides a stable cutting environment for the cutting seat 54 when the cutting seat descends.

Preferably, the below of workstation 1 is equipped with unloading subassembly 6, unloading subassembly 6 includes hydraulic stem 61, loading board 62, fan 63 and retrieves box 64, and hydraulic stem 61 sets up the below at workstation 1, loading board 62 sets up the below at workstation 1 and is connected with hydraulic stem 61's output, and loading board 62 corresponds with the opening on workstation 1, fan 63 and retrieve box 64 are located the left and right sides of hydraulic stem 61, drive loading board 62 by hydraulic stem 61 during the use and rise, make loading board 62 go up and down to the below of abrasive paper, cut abrasive paper by cutting assembly 5, cut the completion back abrasive paper and fall into on loading board 62, again by hydraulic stem 61 drive the abrasive paper on loading board 62 fall down with fan 63 parallel and level on the position, blow to retrieving box 64 in to the abrasive paper that will cut the completion by fan 63, accomplish the unloading.

The working principle is as follows: when in use, a sand paper roll is placed on the feeding roller 2, the rotating shaft 42 is driven to rotate by the positioning motor 47, the rotating shaft 42 drives the gear 46 and the positioning ring 43 to rotate respectively, the sand paper roll on the feeding roller 2 is driven to rotate under the meshing of the two gears 46, the clamping component 3 also pulls the sand paper to move together when the sand paper roll rotates, when the positioning rod 45 on the supporting column 44 falls into the positioning hole on the positioning ring 43, the positioning motor 47 stops rotating, the sand paper roll and the clamping component 3 stop working, the positioning rod 45 can fall into the positioning hole when the positioning ring 43 rotates for one circle, thereby positioning the feeding roller 2 and the clamping component 3, ensuring that the lengths of the sand paper stretched by the clamping component 3 are consistent, when the sand paper is moved to the lower part of the cutting knife 55 by the clamping component 3, the cutting knife 55 on the cutting seat 54 is driven to descend by the air cylinder 52, and the pair of sand paper is cut by the sand paper 55, after cutting, the abrasive paper falls onto the bearing plate 62, the hydraulic rod 61 drives the abrasive paper on the bearing plate 62 to fall to a position flush with the fan 63, and the fan 63 blows the cut abrasive paper into the recovery box 64 to complete blanking.

The above description is only an example of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims (5)

1. The utility model provides a sand paper cutting positioner, its characterized in that, includes workstation (1), material loading roller (2), centre gripping subassembly (3), locating component (4) and cutting assembly (5), be equipped with the opening on workstation (1), material loading roller (2) set up on workstation (1), centre gripping subassembly (3) set up on workstation (1) and are located one side of material loading roller (2), locating component (4) set up on workstation (1) and are located between centre gripping subassembly (3) and the material loading roller (2), cutting assembly (5) set up on workstation (1) and are located the top of centre gripping subassembly (3).

2. The sand paper cutting and positioning device as claimed in claim 1, wherein the positioning assembly (4) comprises a support (41), a rotating shaft (42), a positioning ring (43), a supporting column (44), a positioning rod (45), a gear (46) and a positioning motor (47), the support (41) is arranged on the workbench (1), the rotating shaft (42) is arranged on the workbench (1) and positioned on one side of the feeding roller (2), the rotating shaft (42) is connected with the clamping assembly (3), the positioning ring (43) is sleeved on one end of the rotating shaft (42), a positioning hole is formed in the positioning ring (43), the supporting column (44) is arranged at the top end of the support (41), the positioning rod (45) is arranged in the supporting column (44) in a penetrating manner, the positioning rod (45) and the positioning hole are vertically symmetrical, and the bottom end and the positioning hole of the positioning rod (45) are V-shaped, gear (46) are equipped with two, and two gear (46) set up respectively on pivot (42) and material loading roller (2), and two gear (46) are the meshing, positioning motor (47) set up on one side of support (41) and positioning motor's (47) output is connected with pivot (42).

3. A cutting and positioning device for sandpaper according to claim 2, characterized in that there are two clamping assemblies (3), two clamping assemblies (3) are symmetrically arranged, the clamping assemblies (3) comprise a supporting plate (31), a rotating rod (32), a first belt pulley (33), a second belt pulley (34), a guide rail (35), a sliding block (36), an electric push rod (37) and an electric clamping jaw (38), the supporting plate (31) is arranged on the worktable (1) and is positioned below the cutting assembly (5), the rotating rod (32) is provided with two rotating rods (32) symmetrically arranged on one side of the supporting plate (31), one end of the rotating rod (32) penetrates through the supporting plate (31), the first belt pulley (33) is provided with two rotating rods (32) respectively sleeved with the two first belt pulleys (33) connected by a first belt (331), the second belt pulley (34) is provided with two belt pulleys, two second pulleys (34) are established respectively on pivot (42) and bull stick (32), and second pulley (34) are connected by second belt (341), guide rail (35) set up the outside at first belt (331), electric putter (37), electric clamping jaw (38) and slider (36) are equipped with three groups, and the equidistant setting of three groups electric putter (37), electric clamping jaw (38) and slider (36) is on guide rail (35), and every slider (36) is connected with first belt (331), electric putter (37) set up on slider (36), electric clamping jaw (38) are located one side of electric putter (37), and electric clamping jaw (38) are connected with electric putter (37).

4. A sandpaper cutting and positioning device according to claim 1, characterized in that the cutting assembly (5) comprises a bearing frame (51), an air cylinder (52), a telescopic rod (53), a cutting seat (54) and a cutting knife (55), the bearing frame (51) is arranged on two sides of the clamping assembly (3), the air cylinder (52) is arranged on the top end of the bearing frame (51), the telescopic rod (53) is provided with two parts and is arranged on the left side and the right side of the air cylinder (52), the output end of the air cylinder (52) and the output end of the telescopic rod (53) are arranged downwards, the cutting seat (54) is arranged below the air cylinder (52), the cutting seat (54) is connected with the output end of the air cylinder (52) and the output end of the telescopic rod (53), and the cutting knife (55) is arranged in the cutting seat (54) and is fixedly connected with the cutting seat (54).

5. A sandpaper cutting positioner according to claim 1, characterized in that, the below of workstation (1) is equipped with unloading subassembly (6), unloading subassembly (6) include hydraulic stem (61), loading board (62), fan (63) and retrieve box (64), and hydraulic stem (61) set up the below at workstation (1), loading board (62) set up the below at workstation (1) and are connected with the output of hydraulic stem (61), and loading board (62) correspond with the opening on workstation (1), fan (63) and retrieve box (64) and be located the left and right sides of hydraulic stem (61).

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