CN217943516U

CN217943516U - Polyurethane foam cutting is with location hold-down mechanism

Info

Publication number: CN217943516U
Application number: CN202221750898.0U
Authority: CN
Inventors: 周健峰
Original assignee: Kelinen New Energy Technology Jiangsu Co ltd
Current assignee: Kelinen New Energy Technology Jiangsu Co ltd
Priority date: 2022-07-08
Filing date: 2022-07-08
Publication date: 2022-12-02
Anticipated expiration: 2032-07-08

Abstract

The utility model provides a polyurethane foam cutting is with location hold-down mechanism belongs to polyurethane cutting equipment technical field. The utility model discloses a lifting mechanism, horizontal adjustment mechanism and hold-down mechanism, horizontal adjustment mechanism include the fixing base, and the inside lateral sliding of fixing base is provided with the guide bar, and lifting mechanism sets up in the fixing base below, and hold-down mechanism sets up in guide bar one end, and hold-down mechanism includes the position sleeve, and the activity runs through from top to bottom in the position sleeve inside is provided with the depression bar, and the inside spring that is provided with of position sleeve, spring housing establish at depression bar outside surface, be equipped with on the depression bar to press complex spacing arch with the spring lower extreme, cap is connected to the depression bar upper end, and the briquetting is connected to the lower extreme, the utility model discloses effectively improved the work efficiency of polyurethane foam cutting, enlarged closing device's application scope, and device simple structure, it is easy and simple to handle.

Description

Polyurethane foam cutting is with location hold-down mechanism

Technical Field

The utility model relates to a polyurethane foam cutting is with location hold-down mechanism belongs to polyurethane cutting equipment technical field.

Background

Polyurethane (PU), a full name of polyurethane, is a high molecular compound. Polyurethanes fall into the two main categories of polyester and polyether. They can be made into polyurethane plastics (mainly foamed plastics), polyurethane fiber (Chinese called spandex), polyurethane rubber and elastomer.

The soft polyurethane mainly has a thermoplastic linear structure, and has better stability, chemical resistance, rebound resilience and mechanical property and smaller compression deformability than a PVC foaming material. Good heat insulation, sound insulation, shock resistance and gas defense performance. Therefore, the product is used as a packaging, sound insulation and filtering material. The hard polyurethane plastic has the advantages of light weight, excellent sound insulation and heat insulation performance, chemical resistance, good electrical property, easy processing and low water absorption rate. It is mainly used as a heat-insulating structural material in the building, automobile and aviation industries. The polyurethane elastomer has the performance between that of plastic and rubber, and has the advantages of oil resistance, wear resistance, low temperature resistance, aging resistance, high hardness and elasticity. Is mainly used in the shoe making industry and the medical industry. The polyurethane can also be used for preparing adhesives, coatings, synthetic leather and the like.

Polyurethane uses very extensively in industrial production, especially is used in the heat preservation, need cut polyurethane into different sizes according to the model of reducing pipe in polyurethane's heat preservation application, and polyurethane foam needs closing device to compress tightly it when cutting and prevents the displacement in cutting process, because polyurethane foam cutting's the size differs lacks the mechanism that can compress tightly polyurethane foam of equidimension in the prior art, consequently can't satisfy polyurethane's cutting demand.

SUMMERY OF THE UTILITY MODEL

In view of the above shortcoming of prior art, the utility model aims at providing a polyurethane foam cutting is with location hold-down mechanism for solve among the prior art because the size of polyurethane foam cutting differs to lack the mechanism that can compress tightly the polyurethane foam of equidimension not, can't satisfy the problem of the cutting demand of polyurethane.

In order to realize above-mentioned purpose and other relevant mesh, the utility model provides a polyurethane foam cutting is with location hold-down mechanism, including elevating system, horizontal adjustment mechanism and hold-down mechanism, horizontal adjustment mechanism includes the fixing base, and the inside lateral sliding of fixing base is provided with the guide bar, elevating system sets up in the fixing base below, hold-down mechanism sets up in guide bar one end, and hold-down mechanism includes the position sleeve, and the activity runs through from top to bottom in the position sleeve inside and is provided with the depression bar, and the inside spring that is provided with of position sleeve, spring housing establish at depression bar outside surface, be equipped with on the depression bar to press fit's spacing arch with the spring lower extreme, the block is connected to the depression bar upper end, and the briquetting is connected to the lower extreme.

In an embodiment of the utility model, the guide bar bottom surface is provided with the rack, and the inside rotation of fixing base is provided with the gear with rack matched with, and fixing base one side is rotated and is provided with the horizontal adjusting hand wheel, and horizontal adjusting hand wheel connects the gear and drives its rotation.

In an embodiment of the utility model, the horizontal adjusting handle passes through the pivot connecting gear, and fixing base one side sets up the grip slipper, and the grip slipper is run through in the pivot, transversely is provided with clamping screw on the grip slipper, and clamping screw one end threaded connection has lock nut.

By adopting the technical scheme: when in transverse adjustment, the transverse adjusting hand wheel is rotated, the transverse adjusting hand wheel drives the gear to rotate, the gear drives the guide rod to transversely move in the fixed seat through the rack, the transverse adjusting hand wheel stops rotating when the pressing mechanism moves to the middle upper part of polyurethane foam, and the locking nut is rotated to enable the clamping seat to clamp the rotating shaft to prevent the gear from rotating

In an embodiment of the present invention, a damping seat for keeping the guide rod in linear motion is disposed inside the fixing seat.

By adopting the technical scheme: the damping seat is arranged in the fixed seat and connected with the rack, and the guide rod is controlled to do linear motion through the damping action of the damping seat on the rack.

In an embodiment of the utility model, elevating system includes the mount pad, mount pad below adapter sleeve, and the cover intraduct activity is provided with the lifter from top to bottom, and the fixing base is connected to the lifter upper end.

In an embodiment of the utility model, mount pad one side sets up the lift adjustment hand wheel, the inside gear train that sets up of mount pad, and lift adjustment hand wheel connection gear train just drives the lifter elevating movement through the gear train.

By adopting the technical scheme: when lifting adjustment is carried out, the lifting adjusting hand wheel is rotated, and the lifting adjusting hand wheel drives the lifting rod to descend through the gear set, so that the pressing mechanism is driven to move downwards.

In an embodiment of the present invention, a connection hole for connecting the guide rod is disposed on one side of the positioning sleeve.

In an embodiment of the present invention, a positioning rod extends downwards in the middle of the bottom surface of the pressing block.

By adopting the technical scheme: downwardly extending has the locating lever in the middle of the briquetting bottom surface, and on the one hand the locating lever carries on spacingly to polyurethane foam horizontal direction and prevents the displacement among the cutting process, and on the other hand polyurethane foam rotates around the locating lever at the cutting process, and the locating lever plays the rotation guide effect.

As above, the utility model discloses a polyurethane foam cutting is with location hold-down mechanism has following beneficial effect:

the utility model discloses in set up horizontal adjustment mechanism and elevating system and adjusted hold-down mechanism's position, make hold-down mechanism can be applicable to not unidimensional polyurethane foam's cutting, hold-down mechanism's application scope has effectively been enlarged, hold-down mechanism is inside to be set up buffer spring, briquetting and locating lever, buffer spring can cushion hold-down mechanism and prevent hold-down mechanism crushing polyurethane foam, briquetting and locating lever can compress tightly polyurethane foam on the one hand, on the other hand can carry on spacingly and be convenient for polyurethane foam rotatory at the cutting in-process to polyurethane foam, the work efficiency of polyurethane foam cutting has effectively been improved, hold-down device's application scope has been enlarged, and device simple structure, and easy and simple to handle.

Drawings

Fig. 1 is a schematic overall front view of a positioning and pressing mechanism for cutting polyurethane foam according to an embodiment of the present invention.

Fig. 2 is a schematic overall top view of a positioning and pressing mechanism for cutting polyurethane foam according to an embodiment of the present invention.

Fig. 3 is a schematic view of an internal structure of a pressing mechanism of a positioning pressing mechanism for cutting polyurethane foam according to an embodiment of the present invention.

Wherein, 1, a lifting mechanism; 10. a mounting seat; 11. a lifting adjusting hand wheel; 12. a lifting rod; 13. a sleeve; 2. a lateral adjustment mechanism; 20. a fixed seat; 21. a transverse adjusting hand wheel; 22. a rack; 23. a guide bar; 24. a clamping seat; 25. locking the nut; 3. a hold-down mechanism; 30. capping; 31. a pressure lever; 32. connecting holes; 33. briquetting; 34. positioning a rod; 35. a positioning sleeve; 36. a spring; 37. and a limiting bulge.

Detailed Description

The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.

Please refer to fig. 1 to 3. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a positioning and pressing mechanism for cutting polyurethane foam, including a lifting mechanism 1, a transverse adjusting mechanism 2 and a pressing mechanism 3, wherein the transverse adjusting mechanism 2 includes a fixing base 20, a guide rod 23 is transversely slidably disposed inside the fixing base 20, a rack 22 is disposed on the bottom surface of the guide rod 23, a gear matching with the rack 22 is rotatably disposed inside the fixing base 20, a transverse adjusting hand wheel 21 is rotatably disposed on one side of the fixing base 20, the transverse adjusting hand wheel 21 is connected with the gear and drives the gear to rotate, the transverse adjusting hand wheel 21 is connected with the gear through a rotating shaft, a clamping base 24 is disposed on one side of the fixing base 20, the rotating shaft penetrates through the clamping base 24, a clamping screw is transversely disposed on the clamping base 24, a locking nut 25 is connected to one end of the clamping screw through a thread, a damping base is disposed inside the fixing base 20, and the rack 22 passes through the damping base, the two sides of a clamping rack 22 at the upper end of the damping seat play a damping role on the rack 22, so that the rack 22 makes linear motion, the lifting mechanism 1 is arranged below the fixed seat 20, the lifting mechanism 1 comprises an installation seat 10, a sleeve 13 is connected below the installation seat 10, a lifting rod 12 is movably arranged in the sleeve 13 up and down, the upper end of the lifting rod 12 is connected with the fixed seat 20, a lifting adjusting hand wheel 11 is arranged on one side of the installation seat 10, a gear set is arranged in the installation seat 10, the lifting adjusting hand wheel 11 is connected with the gear set and drives the lifting rod 12 to move up and down through the gear set, the pressing mechanism 3 is arranged at one end of the guide rod 23, the pressing mechanism 3 comprises a positioning sleeve 35, a connecting hole 32 for connecting the guide rod 23 is arranged on one side of the positioning sleeve 35, a pressing rod 31 is movably arranged in the positioning sleeve 35 up and down in a penetrating manner, a spring 36 is arranged in the positioning sleeve 35, and the spring 36 is sleeved on the outer side surface of the pressing rod 31, the pressure lever 31 is provided with a limit bulge 37 which is in abutting press fit with the lower end of the spring 36, the upper end of the pressure lever 31 is connected with the plum blossom-shaped cap 30, the lower end is connected with the pressing block 33, and the middle of the bottom surface of the pressing block 33 extends downwards to form a positioning rod 34.

The working principle of the positioning and pressing mechanism for cutting polyurethane foam is as follows: when cutting polyurethane foam, firstly, a pressing mechanism is fixedly installed at one end of a cutting workbench through an installation seat 10, then, a transverse adjusting hand wheel 21 is rotated, the transverse adjusting hand wheel 21 drives a gear to rotate, the gear drives a guide rod 23 to transversely move in a fixing seat 20 through a rack 22, when the pressing mechanism 3 moves to the middle upper part of the polyurethane foam, the transverse adjusting hand wheel 21 stops rotating, a locking nut 25 is rotated to enable a clamping seat 24 to clamp a rotating shaft to prevent the gear from rotating, a pressing rod 31 on the pressing mechanism 3 is aligned to the center of the polyurethane foam, a lifting adjusting hand wheel 11 is rotated, the lifting adjusting hand wheel 11 drives a lifting rod 12 to descend through a gear set, so as to drive the pressing mechanism 3 to move downwards, a positioning rod 34 in the pressing mechanism 3 is inserted into the center of the polyurethane foam, a pressing block 33 presses the polyurethane foam, when pressing, a spring 36 in a positioning sleeve 35 compresses the pressing rod 31 to buffer the pressing rod, meanwhile, downward force is applied to the positioning rod 24 to enable the pressing block 33 to compress the polyurethane foam, after the pressing mechanism 3 compresses the polyurethane foam, the cutting device is started, when cutting the polyurethane foam, the polyurethane foam is driven to rotate around the positioning rod 34, so as to cut the polyurethane foam into circular truncated cone-shaped foam with different diameters at two ends.

To sum up, the utility model discloses in set up horizontal adjustment mechanism and elevating system and adjust hold-down mechanism's position, make hold-down mechanism can be applicable to the cutting of not unidimensional polyurethane foam, hold-down mechanism's application scope has effectively been enlarged, hold-down mechanism is inside to have set up buffer spring, briquetting and locating lever, buffer spring can cushion hold-down mechanism and prevent hold-down mechanism crushing polyurethane foam, briquetting and locating lever can compress tightly polyurethane foam on the one hand, on the other hand can carry on spacingly and be convenient for polyurethane foam rotatory at the cutting in-process to polyurethane foam, polyurethane foam cutting's work efficiency has effectively been improved, hold-down device's application scope has been enlarged, and device simple structure, and is easy and simple to handle. Therefore, the utility model effectively overcomes various defects in the prior art and has high industrial utilization value.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. The utility model provides a polyurethane foam cutting is with location hold-down mechanism, a serial communication port, including elevating system (1), horizontal adjustment mechanism (2) and hold-down mechanism (3), horizontal adjustment mechanism (2) are provided with guide bar (23) including fixing base (20), the inside lateral sliding of fixing base (20), elevating system (1) sets up in fixing base (20) below, hold-down mechanism (3) set up in guide bar (23) one end, and hold-down mechanism (3) are including position sleeve (35), and the activity runs through about position sleeve (35) is inside to be provided with depression bar (31), and the inside spring (36) that is provided with of position sleeve (35), spring (36) cover are established at depression bar (31) outside surface, are equipped with on depression bar (31) to support to press complex spacing arch (37) with spring (36) lower extreme, and block (30) are connected to depression bar (31) upper end, and briquetting (33) is connected to the lower extreme.

2. The positioning and pressing mechanism for cutting polyurethane foam according to claim 1, wherein: the bottom surface of the guide rod (23) is provided with a rack (22), a gear matched with the rack (22) is arranged in the fixing seat (20) in a rotating mode, a transverse adjusting hand wheel (21) is arranged on one side of the fixing seat (20) in a rotating mode, and the transverse adjusting hand wheel (21) is connected with the gear and drives the gear to rotate.

3. The positioning and pressing mechanism for cutting polyurethane foam as set forth in claim 2, wherein: the transverse adjusting hand wheel (21) is connected with a gear through a rotating shaft, one side of the fixed seat (20) is provided with a clamping seat (24), the rotating shaft penetrates through the clamping seat (24), a clamping screw is transversely arranged on the clamping seat (24), and one end of the clamping screw is in threaded connection with a locking nut (25).

4. The positioning and pressing mechanism for cutting polyurethane foam according to claim 1, wherein: and a damping seat for keeping the guide rod (23) to do linear motion is arranged in the fixed seat (20).

5. The positioning and pressing mechanism for cutting polyurethane foam according to claim 1, wherein: the lifting mechanism (1) comprises a mounting seat (10), a sleeve (13) is connected below the mounting seat (10), a lifting rod (12) is movably arranged in the sleeve (13) from top to bottom, and the upper end of the lifting rod (12) is connected with a fixed seat (20).

6. The positioning and pressing mechanism for cutting polyurethane foam according to claim 5, wherein: a lifting adjusting hand wheel (11) is arranged on one side of the mounting seat (10), a gear set is arranged inside the mounting seat (10), and the lifting adjusting hand wheel (11) is connected with the gear set and drives a lifting rod (12) to move up and down through the gear set.

7. The positioning and pressing mechanism for cutting polyurethane foam according to claim 1, wherein: and one side of the positioning sleeve (35) is provided with a connecting hole (32) for connecting the guide rod (23).

8. The positioning and pressing mechanism for cutting polyurethane foam according to claim 1, wherein: a positioning rod (34) extends downwards from the middle of the bottom surface of the pressing block (33).