阅读说明：本技术 一种带尺架辅助的直线裁皮刀 (Auxiliary linear dermatotome with ruler frame ) 是由 曾兴 于 2021-03-02 设计创作，主要内容包括：本发明公开了一种带尺架辅助的直线裁皮刀,包括尺体,所述尺体中设置有前后以及上侧均开口的工作缺口区,所述尺体下端固定连接有用于防止尺体滑动的防滑垫；所述工作缺口区中设置有导轨机构,且在所述尺体的左侧部分内设置有调节并固定所述导轨机构角度的紧定机构,所述导轨机构上还设置有滑动组件；所述紧定机构包括用于手动切换松紧的调节机构；该装置结构简单造价便宜,制造方便,且易获得较高的精度；该装置能够有效的提高切割皮具时的精准程度,且使用方便简单,操作顺手不复杂；该装置自带定位的结构,可以快速方便的找到切割的直线,且定位精准,且可以在定位的同时不遮挡视线不妨碍操作。(The invention discloses a linear dermatome with a ruler frame for assisting, which comprises a ruler body, wherein a working notch area with openings at the front, the back and the upper side is arranged in the ruler body; a guide rail mechanism is arranged in the working gap area, a fastening mechanism for adjusting and fixing the angle of the guide rail mechanism is arranged in the left side part of the ruler body, and a sliding assembly is further arranged on the guide rail mechanism; the tightening mechanism comprises an adjusting mechanism for manually switching tightness; the device has simple structure, low cost, convenient manufacture and easy acquisition of higher precision; the device can effectively improve the precision degree when cutting the leather products, and has convenient and simple use and smooth and uncomplicated operation; the device is from the structure of taking the location, can be fast convenient find the straight line of cutting, and fix a position accurately, and can not shelter from the sight and do not hinder the operation in the location.)

1. The utility model provides a supplementary sharp dermatotome of cutting out of tape measure frame, includes the chi body, its characterized in that: the ruler body is provided with a working gap area with openings at the front, the back and the upper side, and the lower end of the ruler body is fixedly connected with an anti-slip mat for preventing the ruler body from sliding; a guide rail mechanism is arranged in the working gap area, a fastening mechanism for adjusting and fixing the angle of the guide rail mechanism is arranged in the left side part of the ruler body, and a sliding assembly is further arranged on the guide rail mechanism; the tightening mechanism comprises an adjusting mechanism for manually switching tightness; the sliding assembly comprises an elastic mechanism which is responsible for sliding on the guide rail mechanism and plays a role in resetting the blade, a fixing mechanism which is responsible for clamping the blade and a twisting mechanism which is connected with the fixing mechanism and the elastic mechanism; in addition, the ruler body is also provided with an auxiliary component for positioning and measuring.

2. The belt-ruler-frame-assisted linear dermatome of claim 1, characterized in that: set up in the work breach district guide rail mechanism, guide rail mechanism rotates respectively to be connected two fixed axles about the suitable position of chamber wall about the work breach district, and every the fixed axle is stretching into extremely one of work breach district is served and is served equal fixedly connected with runing rest, left side the suitable position and the right side of runing rest's right-hand member face fixedly connected with guide rail between the runing rest left end face, wherein, be provided with the guide rail guide way of the semicircular direction of controlling on the preceding terminal surface of guide rail.

3. The belt-ruler-frame-assisted linear dermatome of claim 1, characterized in that: the elastic mechanism in the sliding assembly comprises a sliding seat arranged on the guide rail, a square cavity with left and right openings is arranged in the sliding seat, the guide rail passes through the square cavity and is in sliding connection with the cavity wall of the square cavity, the square cavity is also connected with a roller seat in a sliding way, the upper end and the lower end of the roller seat are respectively provided with a convex structure, and the corresponding positions of the front cavity wall and the rear cavity wall of the square cavity are respectively provided with a groove which is matched with the convex structures so as to limit the left-right movement and various rotary swings of the roller seat to play a stabilizing role, three roller cavities with backward openings are arranged at proper positions in the rear end surface of the roller seat, roller balls are connected in the roller cavities in a sliding manner, the roller ball is matched with the guide rail guide groove on the guide rail, and a long flat spring is fixedly connected between the front end of the roller seat and the front cavity wall of the square cavity.

4. The belt-ruler-frame-assisted linear dermatome of claim 1, characterized in that: among the sliding assembly torsion mechanism, torsion mechanism is including setting up the decurrent chamber of twisting of opening in the sliding seat lower terminal surface, it just to turn round the swivel mount to turn round in the chamber be connected with the swivel mount with turn round fixedly connected with spring leaf between the chamber wall suitable position in chamber, the lower extreme of turning round stretches out to the outside.

5. The belt-ruler-frame-assisted linear dermatome of claim 1, characterized in that: among the sliding assembly fixed establishment, fixed establishment includes fixed connection turn round the blade frame of swivel mount lower extreme, be equipped with in the blade frame and be used for letting the blade groove that the blade passed, be equipped with in the rear side lower extreme suitable position in blade groove opening upwards with the regulation blind hole of blade groove intercommunication, sliding connection has certain friction on the surface and is used for tightly deciding in the regulation blind hole the piece tightly decides, it has the screw that tightly decides that is used for adjusting to adjust suitable position threaded connection in the lateral wall of lower side cavity of blind hole tightly decides the piece tightly decides the elasticity.

6. The belt-ruler-frame-assisted linear dermatome of claim 1, characterized in that: the adjusting and fixing device is characterized in that the angle of the guide rail mechanism is adjusted and fixed in the ruler body, the fixing mechanism is arranged on the left side of the circular cavity at a proper position on the left side of the ruler body, the left side of the circular cavity is provided with a friction ring fixedly connected with the fixed shaft, the front side cavity wall of the circular cavity is provided with a circular arc cavity, a small blind hole with a forward opening is formed in the rear side cavity wall of the middle position of the circular arc cavity, a friction column is connected in the rear cavity wall of the small blind hole in a sliding manner, the friction column extends downwards to the circular cavity and can be matched with the friction ring, the front end of the friction column is fixedly connected with a contact head, and a pressure spring is fixedly connected between the contact head and the cavity wall of the small blind hole.

7. The belt-ruler-frame-assisted linear dermatome of claim 1, characterized in that: tightly in the fixed establishment the regulating block, the regulating block includes sliding connection be in inclined plane piece in the circular arc chamber, inclined plane piece's memory be equipped with the inclined plane be used for with the contact cooperation, open-ended opening slot door is locked in sliding connection has the regulating block just around being equipped with in the suitable position in the circular arc chamber front side chamber wall the rear end of regulating block stretch into to in the circular arc chamber with inclined plane piece fixed connection, the front end of regulating block stretches out to outside and is used for making things convenient for manual regulation.

8. The belt-ruler-frame-assisted linear dermatome of claim 1, characterized in that: the auxiliary assembly is arranged on the ruler body and plays a role in positioning and measuring, the auxiliary assembly comprises observation grooves formed in the left side and the right side of the ruler body, positioning marks are respectively arranged at positions where the left side and the right side of the observation grooves are flush with the circle center of the fixed shaft, and a scale bar is further arranged at a proper position on the front end surface of the lower side of the working notch area of the ruler body and used for measuring the cutting length.

Technical Field

The invention relates to the field of leather product manufacturing tools, in particular to a linear dermatome with a ruler frame for assisting.

Background

The luxury brands known in the world are almost started by leathers, the leathers serve as life props with historical responsibility feeling and play various roles, some top-level leathers far exceed the basic functions and the original values, and more complex aesthetic and civilization are performed at a peak, so that various handmade leathers are derived, and the handmade leathers learn to know the handmade leathers and participate in the handmade leathers to feel life and feelings in the handmade leathers;

the manual leather products need more tools and have higher requirements, the cutting knife is almost one of the tools with the most obvious functions, however, when cutting materials, standard straight lines need to be cut in many times, but when the work of a new hand knife is insufficient, the texture of the materials is not uniform, the materials are hard and the like, the cut straight lines are often not straight, or the leather materials cannot be cut completely at one time due to insufficient force, a large amount of rough edges occur, the cutting angle of the outer knife also needs strong experience and hand feeling to be ensured to be consistent, otherwise, the situation of irregular cutting, distortion and twisting easily occurs;

in addition, cutting at special angles such as beveling is often required, and angle adjustment and control are difficult.

Therefore, in order to solve the above problems, a novel linear dermatome with a ruler frame for assisting is needed, which can control the angle, stabilize the cutting direction and adjust the cutting depth at any time.

Disclosure of Invention

In view of the above, the present invention provides an auxiliary linear dermatome with a ruler frame, which can control the angle and stabilize the cutting direction and can adjust the cutting depth at any time.

A linear dermatome with a ruler frame for assisting comprises a ruler body, wherein a working notch area with openings at the front, the back and the upper side is arranged in the ruler body, and the lower end of the ruler body is fixedly connected with an anti-slip pad for preventing the ruler body from sliding; a guide rail mechanism is arranged in the working gap area, a fastening mechanism for adjusting and fixing the angle of the guide rail mechanism is arranged in the left side part of the ruler body, and a sliding assembly is further arranged on the guide rail mechanism; the tightening mechanism comprises an adjusting mechanism for manually switching tightness; the sliding assembly comprises an elastic mechanism which is responsible for sliding on the guide rail mechanism and plays a role in resetting the blade, a fixing mechanism which is responsible for clamping the blade and a twisting mechanism which is connected with the fixing mechanism and the elastic mechanism; in addition, the ruler body is also provided with an auxiliary component for positioning and measuring.

Further, set up in the work breach district guide rail mechanism, guide rail mechanism is including rotating respectively to be connected two fixed axles about the suitable position of chamber wall about the work breach district, and every the fixed axle is stretching into extremely one in the work breach district serves equal fixedly connected with runing rest, left side the suitable position and the right side of runing rest's right-hand member face fixedly connected with guide rail between the runing rest left end face, wherein, be provided with the guide rail guide way of the semicircular direction of controlling on the preceding terminal surface of guide rail.

Further, the elastic mechanism in the sliding assembly comprises a sliding seat installed on the guide rail, a square cavity with left and right openings is arranged in the sliding seat, the guide rail passes through the square cavity and is in sliding connection with the cavity wall of the square cavity, the square cavity is also connected with a roller seat in a sliding way, the upper end and the lower end of the roller seat are respectively provided with a convex structure, and the corresponding positions of the front cavity wall and the rear cavity wall of the square cavity are respectively provided with a groove which is matched with the convex structures so as to limit the left-right movement and various rotary swings of the roller seat to play a stabilizing role, three roller cavities with backward openings are arranged at proper positions in the rear end surface of the roller seat, roller balls are connected in the roller cavities in a sliding manner, the roller ball is matched with the guide rail guide groove on the guide rail, and a long flat spring is fixedly connected between the front end of the roller seat and the front cavity wall of the square cavity.

Further, among the sliding assembly torsion mechanism, torsion mechanism is including setting up the decurrent chamber that twists reverse of opening in the sliding seat lower extreme facial features, it has the seat of twisting just to turn round in the chamber to turn round the rotationally connected with the seat of twisting just turn round with turn round fixedly connected with spring leaf between the chamber wall suitable position in chamber, the lower extreme of the seat of twisting stretches out to the outside.

Further, among the sliding component fixed establishment, fixed establishment includes fixed connection and is in turn round the blade frame of swivel mount lower extreme, be equipped with in the blade frame and be used for letting the blade groove that the blade passed, be equipped with in the rear side lower extreme suitable position in blade groove opening upwards with the regulation blind hole of blade groove intercommunication, sliding connection has the surface to have certain friction in the regulation blind hole and is used for tightly deciding the blade tight piece, it has the tight screw that is used for adjusting tight piece tight fixed elasticity to adjust suitable position threaded connection in the lateral wall of lower side cavity of blind hole.

Further, the regulation that sets up in the chi body is fixed guide rail mechanism angle tight fixed establishment, tight fixed establishment is including setting up the circular cavity of the partial suitable position in chi body left side, left side the fixed axle passes circular cavity and fixedly connected with friction ring in the circular cavity, be equipped with the circular arc chamber in the front side cavity wall in circular cavity, be equipped with the little blind hole that the opening is forward just in the rear side cavity wall of the intermediate position in circular arc chamber sliding connection has the friction post in the rear cavity wall of little blind hole, the friction post stretch into downwards to can with in the circular cavity the friction ring cooperation, friction post front end fixedly connected with contact head, contact head with fixedly connected with pressure spring between the chamber wall of little blind hole.

Further, in the tight setting mechanism the regulating block, the regulating block includes sliding connection and is in inclined plane piece in the circular arc chamber, inclined plane piece's memory be equipped with the inclined plane be used for with the contact cooperation, open-ended opening slot door is locked in sliding connection has the regulating block just in the open slot around the suitable position is equipped with in the circular arc chamber front side chamber wall the rear end of regulating block stretch into to in the circular arc chamber with inclined plane piece fixed connection, the front end of regulating block stretches out to the outside and is used for making things convenient for manual regulation.

Further, what set up on the ruler body plays location and measuring effect auxiliary assembly, auxiliary assembly is including setting up the observation groove of the ruler body left and right sides the left and right sides in observation groove with the position that the fixed axle centre of a circle flushed is equipped with the location mark respectively, and the ruler body is in the suitable position of front end surface of work breach district downside still is provided with the scale bar and is used for measuring cutting length.

The invention has the beneficial effects that: the technical scheme provides the auxiliary linear dermatome with the ruler frame, which can control the angle, stabilize the cutting direction and adjust the cutting depth at any time; the device has simple structure, low cost, convenient manufacture and easy acquisition of higher precision; the device can effectively improve the precision degree when cutting the leather products, and has convenient and simple use and smooth and uncomplicated operation; the device is provided with a positioning structure, so that a cutting straight line can be quickly and conveniently found, the positioning is accurate, and the device can be positioned without blocking the sight and interfering with the operation; the device is provided with the anti-slip mat, so that the sliding displacement in the operation process can be prevented, the precision is influenced, and the operation failure is caused; the device can replace the blade, can replace new blade or replace various different blades according to actual user demand under the condition that the cutter is sharp enough to improve life and the flexible degree of freedom of use.

Drawings

FIG. 1 is a schematic front view of an embodiment of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1 according to an embodiment of the present invention;

FIG. 3 is a schematic cross-sectional structural view of an embodiment of the present invention;

FIG. 4 is a schematic cross-sectional view at B-B in FIG. 3 according to an embodiment of the present invention;

FIG. 5 is a schematic cross-sectional view at C-C in FIG. 3 according to an embodiment of the present invention;

FIG. 6 is a schematic cross-sectional view at D-D in FIG. 3 according to an embodiment of the present invention;

FIG. 7 is a schematic cross-sectional view at E-E in FIG. 6 according to an embodiment of the present invention;

FIG. 8 is a schematic cross-sectional view at F-F in FIG. 6 according to an embodiment of the present invention;

FIG. 9 is a schematic cross-sectional view at G-G in FIG. 8 according to an embodiment of the present invention.

Detailed Description

The invention will now be described in detail with reference to fig. 1-9, wherein for ease of description the orientations described below are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

The auxiliary linear dermatome with the ruler frame, which is described in conjunction with the attached drawings 1-9, comprises a ruler body 11, wherein a working gap area 12 with openings at the front, back and upper sides is arranged in the ruler body 11, and the lower end of the ruler body 11 is fixedly connected with an anti-slip pad 45 for preventing the ruler body 11 from sliding; a guide rail mechanism 46 is arranged in the working gap area 12, a fastening mechanism 47 for adjusting and fixing the angle of the guide rail mechanism 46 is arranged in the left side part of the ruler body 11, and a sliding assembly 48 is also arranged on the guide rail mechanism 46; the tightening mechanism 47 comprises an adjusting mechanism 49 for manually switching tightness; the sliding assembly 48 comprises an elastic mechanism 50 which is responsible for sliding on the guide rail mechanism 46 and plays a role of resetting the blade, a fixing mechanism 52 which is responsible for clamping the blade 25, and a twisting mechanism 51 which connects the fixing mechanism 52 with the elastic mechanism 50; in addition, the ruler body 11 is also provided with an auxiliary component 53 for positioning and measuring; the technical scheme provides the auxiliary linear dermatome with the ruler frame, which can control the angle, stabilize the cutting direction and adjust the cutting depth at any time; the device has simple structure, low cost, convenient manufacture and easy acquisition of higher precision; the device can effectively improve the precision degree when cutting the leather products, and has convenient and simple use and smooth and uncomplicated operation; the device is provided with a positioning structure, so that a cutting straight line can be quickly and conveniently found, the positioning is accurate, and the device can be positioned without blocking the sight and interfering with the operation; the device is provided with the anti-slip mat, so that the sliding displacement in the operation process can be prevented, the precision is influenced, and the operation failure is caused; the device can replace the blade, can replace new blade or replace various different blades according to actual user demand under the condition that the cutter is sharp enough to improve life and the flexible degree of freedom of use.

In this embodiment, the guide rail mechanism 46 is disposed in the working notched area 12, the guide rail mechanism 46 includes a left fixing shaft 16 and a right fixing shaft 16 rotatably connected to suitable positions of a left cavity wall and a right cavity wall of the working notched area 12, each fixing shaft 16 is fixedly connected to a rotating bracket 17 at one end extending into the working notched area 12, a guide rail 18 is fixedly connected between a suitable position of a right end surface of the rotating bracket 17 at the left side and a left end surface of the rotating bracket 17 at the right side, and a semicircular guide rail guide groove 33 in the left-right direction is disposed on a front end surface of the guide rail 18; the guide mechanism 46 is rotatable to change the angle of the guide 18.

In this embodiment, the elastic mechanism 50 in the sliding assembly 48, the elastic mechanism 50 includes a sliding seat 19 installed on the guide rail 18, a square cavity 29 with left and right openings is provided in the sliding seat 19, the guide rail 18 passes through the square cavity 29 and forms a sliding connection with the cavity wall of the square cavity 29, a roller seat 30 is further slidably connected in the square cavity 29, the upper and lower ends of the roller seat 30 are provided with a protrusion structure, corresponding positions of the front and rear cavity walls of the square cavity 29 are provided with grooves and the protrusion structure are matched so as to limit the left and right movement and various rotational swinging of the roller seat 30 to play a stabilizing role, three roller cavities 31 with backward openings are provided at appropriate positions in the rear end surface of the roller seat 30, roller balls 32 are slidably connected in the roller cavities 31, the roller balls 32 are matched with the guide rail guide grooves 33 on the guide rail 18, a long flat spring 34 is fixedly connected between the front end of the roller seat 30 and the front cavity wall of the square cavity 29.

In this embodiment, the torsion mechanism 51 in the sliding assembly 48, the torsion mechanism 51 includes a torsion chamber 20 disposed in the lower end surface of the sliding seat 19 and having a downward opening, a torsion seat 21 is rotatably connected in the torsion chamber 20, a spring plate 22 is fixedly connected between the torsion seat 21 and a proper position of the chamber wall of the torsion chamber 20, and the lower end of the torsion seat 21 extends to the outside.

In this embodiment, the fixing mechanism 52 in the sliding assembly 48, the fixing mechanism 52 includes a blade holder 23 fixedly connected to the lower end of the torsion seat 21, a blade groove 24 for allowing the blade 25 to pass through is formed in the blade holder 23, an adjusting blind hole 26 having an upward opening and communicating with the blade groove 24 is formed in a proper position at the lower end of the rear side of the blade groove 24, the adjusting blind hole 26 is slidably connected with the fastening block 27 having a certain friction on the surface thereof for fastening the blade 25, and a fastening screw 28 for adjusting the fastening tightness of the fastening block 27 is threadedly connected to a proper position in the lower cavity wall of the adjusting blind hole 26; when the blade 25 is installed or replaced, the fastening screw 28 is firstly loosened, a new blade 25 is inserted into the blade groove 24, the position of the knife point of the blade 25 is aligned with the circle center of the fixed shaft 16, the fastening screw 28 is tightened, and the fastening block 27 is tightly pressed on the blade 25 by the fastening screw 28 so as to fix the blade 25; when the cutting device is used, a user holds the blade holder 23 by hand and extrudes downwards, the blade holder 23 drives the sliding seat 19 to move backwards through the twisting seat 21, the long flat spring 34 is compressed, the lowered blade 25 is contacted with and pricked into the leather, when the user drives the blade holder 23 to move rightwards, the roller ball 32 rolls on the guide rail guide groove 33 on the guide rail 18, the sliding seat 19 moves rightwards smoothly to perform cutting, and the binding of the guide rail 18 on the sliding seat 19 ensures that the cutting direction of the blade 25 is always kept in a straight line; when the cutting resistance is large, the angle of the blade frame 23 can be rotated to change the cutting angle of the tool tip of the blade 25, so that the cutting hand feeling is improved.

In this embodiment, the fastening mechanism 47 for adjusting and fixing the angle of the guide rail mechanism 46 is disposed in the ruler body 11, the fastening mechanism 47 includes a circular cavity 35 disposed at a suitable position on the left side of the ruler body 11, the left side fixing shaft 16 penetrates through the circular cavity 35 and is fixedly connected with a friction ring 36 in the circular cavity 35, an arc cavity 37 is disposed in the cavity wall on the front side of the circular cavity 35, a small blind hole 38 with a forward opening is disposed in the cavity wall on the rear side of the middle position of the arc cavity 37, a friction column 39 is slidably connected in the cavity wall of the small blind hole 38, the friction column 39 extends downward into the circular cavity 35 and can be matched with the friction ring 36, a contact head 40 is fixedly connected to the front end of the friction column 39, and a pressure spring 41 is fixedly connected between the contact head 40 and the cavity wall of the small blind hole 38.

In this embodiment, the adjusting block 44 in the fastening mechanism 47, the adjusting block 44 includes an inclined plane piece 43 slidably connected in the arc cavity 37, an inclined plane is provided in the memory of the inclined plane piece 43 for matching with the contact 40, an adjusting block 44 is slidably connected in an open slot 42 on the door lock of an open slot 42 with a front opening and a rear opening provided at a suitable position in the front cavity wall of the arc cavity 37, the rear end of the adjusting block 44 extends into the arc cavity 37 to be fixedly connected with the inclined plane piece 43, and the front end of the adjusting block 44 extends out to the outside for facilitating manual adjustment; the adjusting block 44 is manually pulled upward to lift the contact head 40 under the elastic force of the pressure spring 41, the friction column 39 is not in contact with the friction ring 36, the guide rail mechanism 46 can be rotated to a proper cutting angle, the adjusting block 44 is manually pulled downward again to press the friction column 39 inward through the contact head 40 by the inclined surface piece 43, so that the friction column 39 is tightly attached to the friction ring 36 to limit the rotation of the friction ring 36, and the rotation of the guide rail mechanism 46 is limited, at this time, the cutting angle of the blade 25 is a set angle when the sliding seat 19 is moved.

In this embodiment, the auxiliary assembly 53 is provided on the ruler body 11 for positioning and measuring, the auxiliary assembly 53 includes observation slots 13 provided on the left and right sides of the ruler body 11, positioning marks 14 are respectively provided on the left and right sides of the observation slots 13 at positions flush with the center of the fixed shaft 16, and a scale bar 15 is further provided at a suitable position on the front end surface of the ruler body 11 on the lower side of the working notch area 12 for measuring the cutting length; before cutting, the ruler body 11 is placed on the leather material, and the position of the cut straight line can be determined by observing through the observation groove 13 and aligning with the two positioning marks 14.

Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.