CN112476527A - Fixed-angle cutting device for sealing rubber strips - Google Patents

Fixed-angle cutting device for sealing rubber strips Download PDF

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Publication number
CN112476527A
CN112476527A CN202011427140.9A CN202011427140A CN112476527A CN 112476527 A CN112476527 A CN 112476527A CN 202011427140 A CN202011427140 A CN 202011427140A CN 112476527 A CN112476527 A CN 112476527A
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CN
China
Prior art keywords
sealing rubber
angle
rubber strip
cutting device
blade
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.)
Pending
Application number
CN202011427140.9A
Other languages
Chinese (zh)
Inventor
徐胜
张立学
刘春义
韩汝军
王凯
左越
贺添铭
朱家正
黄恩泽
荣权
吴强
张硕
赵广忠
母明赫
张曦文
潘奕林
张静
姜勇
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.)
State Grid Corp of China SGCC
State Grid Liaoning Electric Power Co Ltd
Original Assignee
State Grid Corp of China SGCC
State Grid Liaoning Electric Power 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 State Grid Corp of China SGCC, State Grid Liaoning Electric Power Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN202011427140.9A priority Critical patent/CN112476527A/en
Publication of CN112476527A publication Critical patent/CN112476527A/en
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
    • B26D1/01—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work
    • B26D1/04—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a linearly-movable cutting member
    • B26D1/06—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a linearly-movable cutting member wherein the cutting member reciprocates
    • B26D1/08—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a linearly-movable cutting member wherein the cutting member reciprocates of the guillotine type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D3/00—Cutting work characterised by the nature of the cut made; Apparatus therefor
    • B26D3/02—Bevelling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D5/00—Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D5/08—Means for actuating the cutting member to effect the cut
    • B26D5/10—Hand or foot actuated means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D7/01—Means for holding or positioning work
    • B26D7/02—Means for holding or positioning work with clamping means
    • B26D7/025—Means for holding or positioning work with clamping means acting upon planar surfaces

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  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Tyre Moulding (AREA)

Abstract

The invention provides a sealing rubber strip fixed angle cutting device. The sealing rubber strip cutting device comprises a base, a fixed angle clamping device embedded on the base, a blade for cutting off a sealing rubber strip and a cutting device for driving the blade to press downwards, wherein a required inclination angle is the same when the front end chamfer of the fixed angle clamping device is in butt joint with the sealing rubber strip, a pressing shaft on the fixed angle clamping device is screwed to stably fix the sealing rubber strip in a clamp frame through a clamp plate, and a hand wheel on the rotary cutting device drives a trapezoidal thread shaft to rotate to press downwards the blade to cut off the sealing rubber strip. The sealing rubber strip is clamped and fixed by the fixed angle clamping device arranged on the base, so that the sealing rubber strip and the cutter form an inclination angle, the requirements of butt joint and adhesion of the sealing rubber strip are met, the cut angles are the same, and the cut shape is complete. The angle-fixing cutting device is suitable for being used as a sealing rubber strip angle-fixing cutting device.

Description

Fixed-angle cutting device for sealing rubber strips
Technical Field
The invention relates to a make-break and cut-off tool for joint production of a sealing rubber strip, in particular to a fixed-angle cutting device for the sealing rubber strip.
Background
At present, the thick rubber strip self-made sealing rubber strip is frequently used in the maintenance work in the power field. The method is particularly mainly applied to the field manufacture of the sealing rubber strips of the unqualified containers such as transformers and the like. If the transformer is overhauled, the shell interface needs to be replaced by a new sealing rubber strip. In the field direct manufacturing process, the joint of the adhesive tape interface needs to be cut by 3-5 times of bevel cuts and needs to be straight. If the interface is not well processed, the oil leakage of the transformer occurs, a series of procedures such as oil drainage, lifting and the like are required again, and the problems of construction period delay, resource waste, increase of dangerous sources and the like are caused.
Disclosure of Invention
The invention provides a fixed-angle cutting device for a sealing rubber strip, aiming at solving the problems of accuracy and completeness of the geometrical shape of a notch and consistent notch angle in the bonding manufacture of the sealing rubber strip. The device is through setting up decide angle clamping device and cutting device on the base, and decide angle clamping device is fixed with the joint strip centre gripping for joint strip forms the inclination with the cutter, satisfies joint strip butt joint bonding requirement, and the incision angle is the same, and the incision shape is complete, solves the technical problem that the joint strip incision cut off.
The technical scheme adopted by the invention for solving the technical problems is as follows:
the sealing rubber strip fixed angle cutting device comprises a base, a fixed angle clamping device embedded on the base, a blade for cutting off the sealing rubber strip and a cutting device for driving the blade to press downwards, a front end chamfer of the fixed angle clamping device is the same as a required inclination angle when the sealing rubber strip is in butt joint, a pressing shaft on the fixed angle clamping device is screwed to stably fix the sealing rubber strip in a clamp frame through a clamp plate, and a hand wheel on the rotary cutting device drives a trapezoidal thread shaft to rotate to press down the blade to cut off the sealing rubber strip.
In order to further solve the technical problem to be solved by the invention, in the base provided by the invention, two ends of the front side of the base are provided with convex limiting blocks, a cutter groove for limiting the up-and-down movement of the blade is processed in the middle of each limiting block, the inner side of each limiting block is provided with a guide surface, and the inclination angle of each guide surface is the same as the butt joint cutting inclination angle of the sealing rubber strip; the rear side of the base is provided with a rectangular fixed-angle limiting groove embedded fixed-angle clamping device, and the included angle between the fixed-angle limiting groove and the cutter groove is the same as the butt joint cutting inclination angle of the sealing rubber strip.
Furthermore, the fixed-angle clamping device consists of a clamp frame, a clamp plate, a balance pin shaft sleeved with a spring I, a clamping frame arranged at the top of the clamp frame, and a pressing shaft penetrating through the clamping frame and driving the clamp plate through a nut and a spring II; the section of the clamp frame is U-shaped, the top of the clamp frame is connected with a T-shaped clamping frame as a lifting lug fixing and pressing shaft, and the bottom of the clamp frame is connected with a base and embedded in a fixed-angle limiting groove; balance pin shafts are arranged on two sides of the pressing shaft, penetrate through limiting sleeves on the top of the clamp frame, are sleeved with springs I and are connected to the clamp plate; the upper portion of the pressing shaft is provided with threads, the pressing shaft is connected and fixed on the clamping frame through the nuts, the lower portion of the pressing shaft is sleeved with the spring II and is connected with the clamp plate, the middle portion of the pressing shaft penetrates through the limiting sleeve to limit axial movement of the pressing shaft, and therefore the pressing shaft is cut off through the clamp plate to fix the sealing rubber strips.
Furthermore, the front ends of the clamp frame and the clamp plate are in a chamfer shape with a fixed angle, and the required inclination angle is the same as that required when the clamp frame and the clamp plate are in butt joint with the sealing rubber strip.
Furthermore, the pressing shaft is arranged in the middle of the clamp frame, the balance pin shafts are symmetrically and uniformly distributed, the spring II and the spring I are clamped between the inner side of the clamp frame and the clamp plate, the pressing shaft is adjusted to pull the clamp plate, and parallel lifting is carried out under the action of the balance pin shafts and the spring I.
Furthermore, the cutting device is provided with a bracket, a positioning pin, a trapezoidal thread shaft and a hand wheel; the bracket is of a Z-shaped structure and is positioned on the base, and a positioning pin is arranged on the bracket; a trapezoidal nut positioning sleeve is embedded in the top of the support, a trapezoidal thread shaft is matched with the trapezoidal nut positioning sleeve, the trapezoidal thread shaft is connected with a hand wheel through a flat key, and the hand wheel rotates to drive the trapezoidal thread shaft to move axially, so that the pressing blade cuts off the sealing rubber strips.
Furthermore, the support is of a Z-shaped structure with a rib plate, and one side of the rib plate is provided with an inclined plane with the same inclination angle as the guide surface on the limiting block, so that the sealing rubber strip is placed in the clamp frame straightly.
Furthermore, the blade is of a rectangular sheet structure, two ends of the blade are connected with sliding supports, and the upper parts of the sliding supports are connected with bearing strips for pressing the blade downwards by the trapezoidal thread shaft; the lower part of the sliding support is connected to the base through a guide shaft sleeved spring III, and the side part of the sliding support is provided with a cylindrical pin and a limiting block to limit the movement of the blade.
Further, the width of the knife groove corresponds to the thickness of the blade, and the blade slides in the knife groove.
The sealing rubber strip cutting device has the advantages that the sealing rubber strip is clamped and fixed by the fixed angle clamping device arranged on the base, so that the sealing rubber strip and the cutter form an inclination angle, the requirements of butt joint and adhesion of the sealing rubber strip are met, the cut angles are the same, and the cut shape is complete. The angle-fixing cutting device is suitable for being used as a sealing rubber strip angle-fixing cutting device.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a top view of the present invention;
FIG. 4 is a side view of the present invention;
FIG. 5 is a rear view of the present invention;
FIG. 6 is a bottom view of the present invention;
FIG. 7 is a cross-sectional view taken along line A-A of the present invention;
FIG. 8 is a cross-sectional view of the invention taken along line B-B.
In the drawing, 1 is a base, 1.1 is a cutter groove, 1.2 is a fixed angle limiting groove, 1.3 is a limiting block, 1.4 is a guide surface, 2 is a clamp frame, 3 is a clamp plate, 4 is a balance pin shaft, 5 is a spring I, 6 is a pressing shaft, 7 is a spring II, 8 is a limiting sleeve, 9 is a nut, 10 is a clamping frame, 11 is a blade, 12 is a bearing strip, 13 is a slide block support, 14 is a guide shaft, 15 is a support, 16 is a positioning pin, 17 is a trapezoidal nut positioning sleeve, 18 is a trapezoidal threaded shaft, 19 is a hand wheel, 20 is a flat key, 21 is a cylindrical pin, and 22 is a spring III.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
All embodiments, implementations and features of the invention can be combined with each other in the invention without contradiction or conflict. In the present invention, conventional devices, apparatuses, components, etc. are either commercially available or self-made according to the present disclosure. In the present invention, some conventional operations and apparatuses, devices, components are omitted or only briefly described in order to highlight the importance of the present invention.
According to the figure, the sealing rubber strip fixed angle cutting device comprises a base 1, a fixed angle clamping device embedded on the base 1, a blade 11 for cutting off the sealing rubber strip and a cutting device for driving the blade 11 to press downwards, wherein the chamfer angle at the front end of the fixed angle clamping device is the same as the required inclination angle when the sealing rubber strip is in butt joint, a pressing shaft 6 on the fixed angle clamping device is screwed to stably fix the sealing rubber strip in a clamp frame 2 through a clamp plate 3, and a hand wheel 19 on the rotary cutting device drives a trapezoidal thread shaft 18 to rotate to press the blade 11 downwards to cut off the sealing rubber strip.
Two ends of the front side of the base 1 are provided with convex limiting blocks 1.3, a cutter groove 1.1 for limiting the up-and-down movement of the cutter blade 11 is processed in the middle of the limiting blocks 1.3, wherein the inner side of each limiting block 1.3 is provided with a guide surface 1.4, and the inclination angle of each guide surface 1.4 is the same as the butt joint cutting inclination angle of the sealing rubber strip; the rear side of the base 1 is provided with a rectangular fixed-angle limiting groove 1.2 embedded fixed-angle clamping device, and the included angle between the fixed-angle limiting groove 1.2 and the cutter groove 1.1 is the same as the butt joint cutting inclination angle of the sealing rubber strip.
The fixed-angle clamping device consists of a clamp frame 2, a clamp plate 3, a balance pin shaft 4 sleeved with a spring I5, a clamping frame 10 arranged at the top of the clamp frame 2, and a pressing shaft 6 penetrating through the clamping frame 10 and driving the clamp plate 3 through a nut 9 and a spring II 7; the section of the clamp frame 2 is U-shaped, the top of the clamp frame is connected with a T-shaped clamping frame 10 as a lifting lug for fixing the pressing shaft 6, and the bottom of the clamp frame is connected with the base 1 and embedded in the fixed-angle limiting groove 1.2; balance pin shafts 4 are arranged on two sides of the pressing shaft 6, the balance pin shafts 6 penetrate through a limiting sleeve 8 on the top of the clamp frame 2, and a spring I5 is sleeved and then connected to the clamp plate 3; the upper portion of the pressing shaft 6 is provided with threads, is connected with the nut 9 and is fixed on the clamping frame 10, the lower portion of the pressing shaft is sleeved with the spring II 7 and is connected with the clamp plate 3, and the middle portion of the pressing shaft penetrates through the limiting sleeve 8 to limit axial movement of the pressing shaft 6, so that the pressing shaft 6 is cut off through the fixed sealing rubber strip of the clamp plate 3.
The front ends of the clamp frame 2 and the clamp plate 3 are in a chamfer shape with a fixed angle, and the required inclination angle is the same as that required when the clamp frame is in butt joint with the sealing rubber strip.
The pressing shaft 6 is arranged in the middle of the clamp frame 2, the balance pin shafts 4 are symmetrically and uniformly distributed, the spring II 7 and the spring I5 are clamped between the inner side of the clamp frame 2 and the clamp plate 3, the clamp plate 3 is pulled by adjusting the pressing shaft 6, and parallel lifting is carried out under the action of the balance pin shafts 4 and the spring I5.
The cutting device is provided with a bracket 15, a positioning pin 16, a trapezoidal thread shaft 18 and a hand wheel 19; the bracket 15 is a Z-shaped structure and is positioned on the base 1, and is provided with a positioning pin 16; a trapezoidal nut positioning sleeve 17 is inlaid in the top of the support 15, a trapezoidal thread shaft 18 is assembled on the trapezoidal nut positioning sleeve 17, the trapezoidal thread shaft 18 is connected with a hand wheel 19 through a flat key 20, the hand wheel 19 is rotated to drive the trapezoidal thread shaft 18 to move axially, and then the pressing blade 11 cuts off a sealing rubber strip.
The support 15 is a Z-shaped structure with a ribbed plate, and one side of the ribbed plate is provided with an inclined plane with the same inclination angle as the guide surface 1.4 on the limiting block 1.3, so that the sealing rubber strip is placed in the clamp frame 2 straightly.
The blade 11 is of a rectangular sheet structure, two ends of the blade 11 are connected with sliding supports 13, and the upper parts of the sliding supports 13 are connected with bearing strips 12 for pressing the blade 11 down by the trapezoidal thread shaft 18; the lower part of the sliding support 13 is connected to the base 1 through a guide shaft 14 sleeved with a spring III 22, and the side part of the sliding support 13 is provided with a cylindrical pin 21 and a limiting block 1.3 to limit the movement of the blade 11.
The width of the knife groove 1.1 corresponds to the thickness of the blade 11, and the blade 11 slides in the knife groove 1.1.
The working process of the invention is as follows:
firstly, a hand wheel 19 is rotated to drive a trapezoidal thread shaft 18, and a carrying strip 12 is pulled to drive a blade 11 to ascend;
secondly, the pressing shaft 6 is lifted up by rotating the nut 9, and the clamp plate 3 is pulled to rise; placing the sealing rubber strip to be cut into the clamp frame 2, and drawing out the sealing rubber strip from the guide surface 1.4 of the base 1; the nut 9 is rotated, and the pressing shaft 6 presses down to drive the clamp plate 3 to fix the sealing rubber strip;
finally, the hand wheel 19 is pulled, the trapezoidal thread shaft 18 descends, and the blade 11 is driven to cut off the sealing rubber strip in the cutter groove 1.1.
The invention has the characteristics that:
because the cutting knife slides in the knife groove, the cut-off of the sealing rubber strip is consistent.
Because the front sharp angle of the fixed-angle clamping device is consistent with the required inclination angle when the sealing rubber strip is in butt joint, the inclination angles of the cut-off notches of the sealing rubber strip after being cut off are the same, and the butt joint and the adhesion of the rubber strip are facilitated.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims (9)

1. The utility model provides a joint strip decide angle cutting device which characterized by: the sealing rubber strip cutting device comprises a base (1), a fixed angle clamping device embedded on the base (1), a blade (11) for cutting off a sealing rubber strip and a cutting device for driving the blade (11) to press down, wherein a required inclination angle is the same when the front end chamfer of the fixed angle clamping device is in butt joint with the sealing rubber strip, a pressing shaft (6) on the fixed angle clamping device is screwed to stably fix the sealing rubber strip in a clamp frame (2) through a clamp plate (3), and a hand wheel (19) on the rotary cutting device drives a trapezoidal thread shaft (18) to rotate to press down the blade (11) to cut off the sealing rubber strip.
2. The angle-fixing cutting device for sealing rubber strips as claimed in claim 1, wherein:
the two ends of the front side of the base (1) are provided with protruding limiting blocks (1.3), a cutter groove (1.1) for limiting the cutter blade (11) to move up and down is processed in the middle of each limiting block (1.3), a guide surface (1.4) is arranged on the inner side of each limiting block (1.3), and the inclination angle of each guide surface (1.4) is the same as the butt joint cutting inclination angle of the sealing rubber strip; the rear side of the base (1) is provided with a rectangular fixed-angle limiting groove (1.2) embedded fixed-angle clamping device, and the included angle between the fixed-angle limiting groove (1.2) and the cutter groove (1.1) is the same as the butt joint cutting inclination angle of the sealing rubber strip.
3. The angle-fixing cutting device for sealing rubber strips as claimed in claim 2, wherein:
the width of the knife groove (1.1) corresponds to the thickness of the blade (11), and the blade (11) slides in the knife groove (1.1).
4. The angle-fixing cutting device for sealing rubber strips as claimed in claim 1, wherein:
the fixed-angle clamping device consists of a clamp frame (2), a clamp plate (3), a balance pin shaft (4) sleeved with a spring I (5), a clamping frame (10) arranged at the top of the clamp frame (2), and a pressing shaft (6) penetrating through the clamping frame (10) and pulling the clamp plate (3) through a nut (9) and a spring II (7); the section of the clamp frame (2) is U-shaped, the top of the clamp frame is connected with a T-shaped clamping frame (10) which is used as a lifting lug fixing and pressing shaft (6), and the bottom of the clamp frame is connected with the base (1) and is embedded in the fixed-angle limiting groove (1.2); balance pin shafts (4) are arranged on two sides of the pressing shaft (6), the balance pin shafts (6) penetrate through a limiting sleeve (8) on the top of the clamp frame (2), and a spring I (5) is sleeved and then connected to the clamp plate (3); the upper portion of the pressing shaft (6) is provided with threads, the threads are connected with the nuts (9) and fixed on the clamping frame (10), the lower portion of the pressing shaft is sleeved with the springs II (7) and connected with the clamp plate (3), the middle portion of the pressing shaft penetrates through the limiting sleeve 8 to limit axial movement of the pressing shaft (6), and the pressing shaft (6) is cut off through the clamp plate (3) to fix the sealing rubber strips.
5. The angle-fixing cutting device for sealing rubber strips as claimed in claim 4, wherein:
the front ends of the clamp frame (2) and the clamp plate (3) are in a chamfer shape with a fixed angle, and the required inclination angle is the same as that required when the clamp frame is butted with the sealing rubber strip.
6. The angle-fixing cutting device for sealing rubber strips as claimed in claim 4, wherein:
the pressing shaft (6) is arranged in the middle of the clamp frame (2), the balance pin shafts (4) are symmetrically and uniformly distributed, the spring II (7) and the spring I (5) are clamped between the inner side of the clamp frame (2) and the clamp plate (3), the clamp plate (3) is pulled by adjusting the pressing shaft (6), and parallel lifting is carried out under the action of the balance pin shafts (4) and the spring I (5).
7. The angle-fixing cutting device for sealing rubber strips as claimed in claim 1, wherein:
the cutting device is provided with a bracket (15), a positioning pin (16), a trapezoidal thread shaft (18) and a hand wheel (19); the bracket (15) is of a Z-shaped structure and is positioned on the base (1) and is provided with a positioning pin (16); a trapezoidal nut positioning sleeve (17) is inlaid in the top of the support (15), a trapezoidal thread shaft (18) is assembled on the trapezoidal nut positioning sleeve (17), the trapezoidal thread shaft (18) is connected with a hand wheel (19) through a flat key (20), the hand wheel (19) is rotated to drive the trapezoidal thread shaft (18) to move axially, and then the blade (11) is pressed down to cut off a sealing rubber strip.
8. The angle-fixing cutting device for sealing rubber strips as claimed in claim 7, wherein:
the support (15) is of a Z-shaped structure with a ribbed plate, and one side of the ribbed plate is provided with an inclined plane with the same inclination angle as the guide surface (1.4) on the limiting block (1.3), so that the sealing rubber strip is placed in the clamp frame (2) straightly.
9. The angle-fixing cutting device for sealing rubber strips as claimed in claim 1, wherein:
the blade (11) is of a rectangular sheet structure, two ends of the blade (11) are connected with sliding supports (13), and the upper parts of the sliding supports (13) are connected with bearing strips (12) for pressing the blade (11) downwards by a trapezoidal threaded shaft (18); the lower part of the sliding support (13) is connected to the base (1) through a guide shaft (14) sleeved with a spring III (22), and a cylindrical pin (21) and a limiting block (1.3) are arranged on the side part of the sliding support (13) to limit the movement of the blade (11).
CN202011427140.9A 2020-12-09 2020-12-09 Fixed-angle cutting device for sealing rubber strips Pending CN112476527A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011427140.9A CN112476527A (en) 2020-12-09 2020-12-09 Fixed-angle cutting device for sealing rubber strips

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011427140.9A CN112476527A (en) 2020-12-09 2020-12-09 Fixed-angle cutting device for sealing rubber strips

Publications (1)

Publication Number Publication Date
CN112476527A true CN112476527A (en) 2021-03-12

Family

ID=74940654

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011427140.9A Pending CN112476527A (en) 2020-12-09 2020-12-09 Fixed-angle cutting device for sealing rubber strips

Country Status (1)

Country Link
CN (1) CN112476527A (en)

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