CN209774826U - Pneumatic shearing knife and slitting device - Google Patents

Abstract

The utility model discloses a sword is sheared and device is cut to vapour-pressure type belongs to the material and cuts equipment technical field. It includes blade holder subassembly and tool bit subassembly, and the blade holder subassembly includes stroke adjusting unit and blade holder base member, and stroke adjusting unit includes the connecting rod, and the connecting rod runs through the blade holder base member and can dismantle with the tool bit subassembly and be connected, still includes the sleeve, and the sleeve cup joints on the connecting rod, and the internal face interference fit of sleeve lateral surface and blade holder base member. This sword is sheared to vapour-pressure type simple structure, stability is better, and the effectual wearing and tearing problem of having solved between sword center member and the outside casing is sheared, and the effectual life that improves and shears the sword has simple structure, reasonable in design, easily manufactured advantage.

Description

Pneumatic shearing knife and slitting device

Technical Field

The utility model belongs to the technical field of the equipment is cut to the material, more specifically says, relates to a vapour-pressure type shears sword and cuts device.

Background

The shearing knife is a common device for slitting or shearing in the coil processing industry (such as the industries of papermaking, packaging, printing, new materials, metal coils and the like), is a precise shearing knife, can reduce the downtime of operation and high-performance shearing in work, and selects a pneumatic shearing knife or a non-pneumatic shearing knife from a performance series. When the shearing knife is switched between the working state and the non-working state, the central rod piece is required to push the knife holder where the blade is located to reciprocate, and the position of the blade is switched. Friction can take place between the casing that central member and rather than being connected between the central member, causes wearing and tearing to central member and casing, influences the life-span of cuting the sword, and enlarge the space between central member and the casing of rather than being connected, make to cut sword stability worse, influence the safe handling of cuting the sword and the safety in production of mill.

Through retrieval, the Chinese patent application No. 201420594330.3, application date 2014.10.15 "vapour-pressure type slitting knife rest", it includes: the cutter comprises a cutter head, a cutter body, an adjusting assembly and a locking assembly; the cutter head comprises a blade, a cutter holder, a cutter shaft, a bearing and a cutter cover; the cutter body comprises an air cylinder, and the air cylinder comprises an air cylinder cover, a cylinder barrel, a guide post and a main shaft, wherein the guide post extends out of the cylinder barrel; the adjusting assembly comprises a stroke adjusting unit and an angle adjusting unit, the stroke adjusting unit comprises a stroke adjusting handle, and the angle adjusting unit comprises an adjusting block and an angle adjusting screw; the locking assembly comprises a lower dovetail seat, a movable locking block and a locking block adjusting handle. The air pressure type slitting knife rest adopts a thicker knife body, so that the air pressure type slitting knife rest is firmer; the pneumatic slitting knife holder does not provide a solution to the wear that occurs between the central rod and the housing to which it is connected.

For another example, the chinese patent application No. 201520690790.0, application date 2015.09.08 "adjustable pneumatic tool rest" includes: the cutter head, the cutter head connecting shaft, the large cylinder body, the adjusting mechanism and the clamping mechanism are arranged on the cutter head connecting shaft; the cutter head comprises a cutter body, a cutter seat, a cutter head cylinder, an adjusting screw and a fastening assembly; the adjusting mechanism is positioned at the other end of the large cylinder body and comprises a stroke adjusting handle and a dial, the dial is positioned at the end part of the stroke adjusting handle, and the stroke adjusting handle controls the stroke adjustment of the cutter body; the clamping mechanism comprises a body, a movable handle, a movable gear, a fixed block, a sliding block and a cylinder piston. The rotating angle and the stroke of the cutter body can be adjusted according to needs, and the cutter body is convenient to mount and dismount; but the adjustable pneumatic tool holder does not solve the problem of wear occurring between the central rod and the housing to which it is connected. .

disclosure of Invention

1. Problems to be solved

Great problem of wearing and tearing between sword center member and its outside casing is cuted to current vapour-pressure type, the utility model provides a device is cuted and cut to vapour-pressure type, this vapour-pressure type shears sword simple structure, and stability is better, and effectual solution is sheared the wearing and tearing problem between sword center member and the outside casing, and the life of sword is sheared in effectual improvement.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

the utility model discloses a sword is sheared to vapour-pressure type, including blade holder subassembly and tool bit subassembly, the blade holder subassembly include stroke adjusting unit and blade holder base member, stroke adjusting unit include the connecting rod, the connecting rod run through the blade holder base member and can unload with the tool bit subassembly and be connected its characterized in that: the tool apron is characterized by further comprising a sleeve, wherein the sleeve is sleeved on the connecting rod, and the outer side face of the sleeve is in interference fit with the inner wall face of the tool apron base body.

As the preferred proposal of the utility model, the sleeve is a copper ring.

As the utility model discloses preferred scheme, stroke adjustment unit still include the adjusting knob, adjusting knob one end cup joint with the connecting rod, the other end is provided with the scale thread line along circumference.

As the utility model discloses preferred scheme, the blade holder subassembly still include the linkage unit, the linkage unit be located blade holder base member one side, the linkage unit includes lock nut, fixed block and movable block, the fixed block be two, lock nut one end be connected with the movable block, the movable block passes the one end of fixed block, and forms the recess between the fixed block of the other end, the movable block can reciprocating sliding between two fixed blocks.

As the utility model discloses preferred scheme, the blade holder subassembly still include angle adjusting unit, angle adjusting unit be located the blade holder base member and be close to the one end of tool bit subassembly.

as the utility model discloses preferred scheme, angle adjusting unit include the turning block, the turning block link to each other with blade holder base member bottom, the turning block can be followed and rotated with blade holder base member junction.

as the utility model discloses preferred scheme, the blade holder subassembly still include pneumatic unit, pneumatic unit one end fix in blade holder base member one side, the other end is connected with the tool bit subassembly, pneumatic unit include the air inlet, lean on sword selection valve, breather pipe and air inlet interface, the air inlet setting on blade holder base member surface, the air inlet lower extreme is connected with and leans on the sword selection valve, lean on the sword selection valve other end to be connected with the breather pipe, lean on the sword selection valve along with breather pipe joint direction slidable, the breather pipe other end be connected with the tool bit subassembly.

As the utility model discloses preferred scheme, the tool bit subassembly include pressing sword ring, fastening screw, protective housing, bearing and tool bit base, tool bit base be connected with protective housing, protective housing central point puts and is connected with the bearing, the bearing on can install and remove the installation and press the sword ring, fastening screw install and press sword ring surface.

The utility model discloses a cutting device, the vapour-pressure type in any one of the aforesaid shears sword and mounting bracket, the vapour-pressure type can load and unload and install on the mounting bracket to shear the sword.

As the preferred proposal of the utility model, the pneumatic shearing knives are more than one.

3. Advantageous effects

Compared with the prior art, the beneficial effects of the utility model are that:

(1) The utility model discloses a pneumatic shearing knife, the tool bit subassembly is connected through the connecting rod with the blade holder subassembly, when the position that the cylinder drive adjusted the tool bit subassembly adjusted the operating position or not the operating position, take place the friction between the casing of connecting rod and its contact, set up the sleeve in the outside of connecting rod, blocked the friction between connecting rod and the casing, increase the life of connecting rod;

(2) The air pressure type shearing knife of the utility model has the advantages that the sleeve adopts the copper ring, on one hand, the texture of copper is soft, the ductility is good, when the copper ring is used as a connecting piece between the connecting rod and the shell, the copper ring can not be worn with connecting objects at two ends, on the other hand, the properties of copper in all aspects are stable, the copper ring is not easy to be consumed in use, and the copper ring is easy to obtain and has low price;

(3) the utility model discloses a vapour-pressure type shearing knife utilizes the shearing angle of angle adjusting unit regulation shearing knife, and the shearing stroke of shearing knife is regulated and control to the stroke adjusting unit, is provided power by pneumatic unit again, and the shearing work is accomplished to the tool bit subassembly, and the fastening of coupling unit and blade holder base member is connected, makes the stability of shearing knife installation in the frame better, and under the operating condition that lasts, the not hard up phenomenon can not take place for the connection between coupling unit and the blade holder base member, and the life of the whole shearing knife is in under the better operating condition all the time, extension shearing knife;

(4) The utility model discloses a vapour-pressure type shearing knife, the connecting element passes through the recess block on the frame of work, and the movable block of recess upper end can be along the line direction reciprocating motion of movable block and fixed block, adjusts the size of recess, and the shearing knife of being convenient for is installed in the frame, and locks the shearing knife, and its stability is higher, under long-time operating condition, is difficult for taking place to become flexible or damage;

(5) The utility model discloses a vapour-pressure type shearing knife utilizes the adjusting knob to adjust the stroke of shearing knife tool bit, confirms the degree of depth of tool bit lower knife, through being equipped with scale thread on the adjusting knob, can quantify the stroke of the decline of shearing knife, carry out accurate shearing to the material, and the regulation of stroke is simple and easy;

(6) The utility model discloses a vapour-pressure type shearing knife, through the pneumatic unit power that provides, utilize the air inlet to admit air, the breather pipe carries out gas transmission, not only can carry out automatic control through the procedure, also rely on the sword selection valve to slide from top to bottom and manually decide whether to lean on the sword work, add the guarantee for the normal work of shearing knife, avoid automatic control to break down, can't carry out the phenomenon of scram work to the shearing knife;

(7) The utility model discloses a vapour-pressure type shearing knife, the protective housing guarantees that the blade has safe working space on the tool bit subassembly, is connected with blade and cutter pressing ring through the bearing, can guarantee that the position of blade can not deviate, and cutter pressing ring extrudes the blade, fixes the blade, and through the fixed of ring body, its steadiness is higher;

(8) The utility model discloses a cutting device utilizes the vapour-pressure type to cut the sword and cuts, and the stability of cutting is good with the security, cuts the sword and is in long-term stable operating condition's life-span height, reasonable in design, easily realizes.

Drawings

Fig. 1 is a schematic view of the overall structure of a pneumatic shear knife of the present invention without a pneumatic unit;

Fig. 2 is a schematic structural view of a pneumatic shearing knife of the present invention;

FIG. 3 is a schematic cross-sectional view taken at A-A in FIG. 2;

FIG. 4 is a schematic cross-sectional view taken at B-B of FIG. 2;

Fig. 5 is a schematic structural view of a pneumatic shear knife according to the present invention;

Fig. 6 is a schematic cross-sectional view at C-C in fig. 5.

In the drawings:

100. a tool holder assembly; 110. a connection unit; 111. locking the nut; 112. a fixed block; 113. a movable block; 114. a groove; 120. a stroke adjusting unit; 121. an adjusting knob; 122. a connecting rod; 130. an angle adjusting unit; 131. rotating the block; 140. a pneumatic unit; 141. an air inlet; 142. selecting a valve by a knife; 143. a breather pipe; 150. a tool apron base;

200. A cutter head assembly; 210. pressing a cutter ring; 220. fastening screws; 230. a protective housing; 240. a bearing; 250. a bit base.

300. A sleeve.

Detailed Description

The present invention will be further described with reference to the following specific embodiments.

example 1

as shown in fig. 1 to 6, the pneumatic shear knife of the present embodiment includes a knife holder assembly 100, a knife head assembly 200, and a sleeve 300.

the tool post assembly 100 includes a connection unit 110, a stroke adjustment unit 120, an angle adjustment unit 130, a pneumatic unit 140, and a tool post base 150. The connecting unit 110 is located at one side of the tool apron assembly 100 and is fastened and connected with the tool apron assembly 100, the stroke adjusting unit 120 and the angle adjusting unit 130 are located on the tool apron base 150, one end of the pneumatic unit 140 is fixed at one side of the tool apron base 150, the other end of the pneumatic unit 140 is connected with the tool bit assembly 200, and the pneumatic unit 140 and the connecting unit 110 are oppositely arranged on the tool apron base 150. The connecting unit 110 through blade holder subassembly 100 will cut the sword block in the frame, utilize angle adjusting unit 130 to adjust the shearing angle of cutting the sword, the shearing stroke of sword is sheared in stroke adjusting unit 120 regulation and control, use the cylinder to provide power by pneumatic unit 140 again, blade holder subassembly 200 accomplishes shearing work, and the fastening connection of connecting unit 110 and blade holder subassembly 100 body, it is better to make the stability of cutting the sword and installing in the frame, under the operating condition who lasts, the not hard up phenomenon can not take place for being connected between connecting unit 110 and the blade holder subassembly 100 body, whole cutting the sword be in under the better operating condition always, the life of sword is sheared in the extension.

The connecting unit 110 includes two locking nuts 111, two fixed blocks 112 and two movable blocks 113, one end of each locking nut 111 is connected with the corresponding movable block 113, the movable block 113 penetrates through one end of the corresponding fixed block 112, a groove 114 is formed between the corresponding movable block 113 and the corresponding fixed block 112 at the other end, and the movable block 113 can slide between the two fixed blocks 112 in a reciprocating manner. The connecting unit 110 is clamped on a working rack through the groove 114, the movable block 113 at the upper end of the groove 114 can reciprocate along the connecting line direction of the movable block 113 and the fixed block 112, the size of the groove 114 is adjusted, the shearing knife is conveniently installed on the rack and locked, the stability of the shearing knife is high, and the shearing knife is not easy to loosen or damage in a long-time working state.

The stroke adjusting unit 120 includes an adjusting knob 121 and a connecting rod 122, the connecting rod penetrates through the tool holder base 150 and is detachably connected with the tool bit assembly 200, one end of the adjusting knob 121 is sleeved with the connecting rod 122, the other end is located at the top of the tool holder assembly 100, and a scale thread is circumferentially arranged on the adjusting knob 121. The stroke of the cutter head of the shearing cutter is adjusted by using the adjusting button 121, the depth of the cutter head for cutting is determined, the descending stroke of the shearing cutter can be quantified by arranging the scale thread line on the adjusting button 121, the material is accurately sheared, and the stroke is adjusted simply and easily.

the angle adjusting unit 130 includes a rotating block 131 and a scale mark, the rotating block 131 is connected to the bottom of the holder base 150, and the scale mark is located on one side surface of the holder base 150 connected to the rotating block 131. The angle adjustment is performed by rotating the rotating block 131 of the angle adjusting unit 130 and rotating the angle adjustment according to the angle unit of the scale marks, and the angle can be accurately adjusted by using the scale marks, so that the angle adjustment is simple and easy.

The pneumatic unit 140 includes an air inlet 141, a knife selection valve 142, and a vent pipe 143, the air inlet 141 is disposed on the surface of the knife holder base 150, the knife selection valve 142 is connected to the lower end of the air inlet 141, the vent pipe 143 is connected to the other end of the knife selection valve 142, the knife selection valve 142 is slidable along the direction of connection with the vent pipe 143, and the other end of the vent pipe 143 is connected to the knife head assembly 200. The pneumatic unit 140 provides power, the air inlet 141 is used for air inlet, the vent pipe 143 is used for gas transmission, automatic control can be performed through a program, whether the cutter-leaning operation is performed or not is manually determined by the vertical sliding of the cutter selection valve 142, a guarantee is added for the normal operation of the shearing cutter, and the phenomena that the automatic control fails and the shearing cutter cannot be suddenly stopped are avoided.

The cutter head assembly 200 comprises a cutter pressing ring 210, a fastening screw 220, a protective shell 230, a bearing 240 and a cutter head base 250, wherein the protective shell 230 is connected with the cutter head base 250, the bearing 240 is connected at the central position of the protective shell 230, the cutter pressing ring 210 is detachably mounted on the bearing 240, and the fastening screw 220 is mounted on the surface of the cutter pressing ring 210. Guard housing 230 guarantees on tool bit subassembly 200 that the blade has safe workspace, is connected with blade and knife pressing ring 210 through bearing 240, can ensure that the position of blade can not take place the skew, and knife pressing ring 210 extrudes the blade, fixes the blade, and through the fixed of ring body, its steadiness is higher.

one end of the connecting rod 122 is connected with the tool apron base 150, the other end is connected with the tool bit base 250, a sleeve 300 is sleeved outside the connecting rod, and the sleeve 300 is a copper ring. When the position of the cutter head base 250 is pneumatically driven to adjust the working position or the non-working position, friction occurs between the connecting rod 122 and the housing in contact therewith, and the sleeve 300 is provided outside the connecting rod 122 to block the friction between the connecting rod 122 and the housing. Sleeve 300 adopts the copper ring, and the texture of copper is softer on the one hand, and the ductility is better, when acting as the connecting piece between connecting rod 122 and casing, can not take place wearing and tearing with both ends connector, and on the other hand copper's each side nature is more stable, and difficult in use consumes, and acquires comparatively simply the low price.

example 2

The cutting device of this embodiment, including vapour-pressure type shearing sword and the mounting bracket among embodiment 1, the vapour-pressure type shearing sword is demountable installation on the mounting bracket, and vapour-pressure type shearing sword quantity is one.

example 3

the cutting device of this embodiment is substantially the same as that of embodiment 2, except that the number of the pneumatic shearing knives is three, five, six or more, which can adapt to the production quantity.

The above examples describe the present invention and its embodiments, and the description is not intended to be limiting. It should be noted that, for those skilled in the art, without departing from the inventive concept of the present invention, the structural modes and embodiments similar to the technical solutions should be designed without creativity, and all shall fall within the protection scope of the present invention.

Claims (10)

1. the utility model provides a vapour-pressure type shears, includes blade holder subassembly (100) and tool bit subassembly (200), blade holder subassembly (100) including stroke adjusting element (120) and blade holder base member (150), stroke adjusting element (120) including connecting rod (122), connecting rod (122) run through blade holder base member (150) and can unload with tool bit subassembly (200) and be connected its characterized in that: the tool apron is characterized by further comprising a sleeve (300), wherein the sleeve (300) is sleeved on the connecting rod (122), and the outer side face of the sleeve (300) is in interference fit with the inner wall face of the tool apron base body (150).

2. A pneumatic shear knife according to claim 1, further comprising: the sleeve (300) is a copper ring.

3. A pneumatic shear knife according to claim 1, further comprising: the stroke adjusting unit (120) further comprises an adjusting button (121), one end of the adjusting button (121) is sleeved with the connecting rod (122), and the other end of the adjusting button (121) is circumferentially provided with a scale thread line.

4. A pneumatic shear knife according to claim 1, further comprising: blade holder subassembly (100) still include coupling unit (110), coupling unit (110) be located blade holder base member (150) one side, coupling unit (110) include lock nut (111), fixed block (112) and movable block (113), fixed block (112) be two, lock nut (111) one end be connected with movable block (113), movable block (113) pass the one end of fixed block (112), and form between fixed block (112) of the other end recess (114), movable block (113) can reciprocating sliding between two fixed blocks (112).

5. A pneumatic shear knife according to claim 1, further comprising: the tool apron assembly (100) further comprises an angle adjusting unit (130), and the angle adjusting unit (130) is located at one end, close to the tool bit assembly (200), of the tool apron base body (150).

6. A pneumatic shear knife according to claim 5, further comprising: the angle adjusting unit (130) comprises a rotating block (131), the rotating block (131) is connected with the bottom of the tool apron base body (150), and the rotating block (131) can rotate along the connection part of the tool apron base body (150).

7. A pneumatic shear knife according to any of claims 1 to 6, characterised in that: the knife rest component (100) further comprises a pneumatic unit (140), one end of the pneumatic unit (140) is fixed on one side of the knife rest base body (150), the other end of the pneumatic unit (140) is connected with the knife head component (200), the pneumatic unit (140) comprises an air inlet (141), a knife selection valve (142), a vent pipe (143) and an air inlet interface, the air inlet (141) is arranged on the surface of the knife rest base body (150), the lower end of the air inlet (141) is connected with the knife selection valve (142), the other end of the knife selection valve (142) is connected with the vent pipe (143), the knife selection valve (142) can slide along the direction of connection with the vent pipe (143), and the other end of the vent pipe (143) is connected with the knife head component (200).

8. A pneumatic shear knife according to claim 7, further comprising: the cutter head assembly (200) comprises a cutter pressing ring (210), a fastening screw (220), a protective shell (230), a bearing (240) and a cutter head base (250), wherein the cutter head base (250) is connected with the protective shell (230), the bearing (240) is connected to the center of the protective shell (230), the cutter pressing ring (210) can be detachably mounted on the bearing (240), and the fastening screw (220) is mounted on the surface of the cutter pressing ring (210).

9. A slitting device which characterized in that: a pneumatic shear blade comprising a blade according to any one of claims 1 to 8 and a mounting frame on which the blade is removably mounted.

10. A cutting device according to claim 9, wherein: the number of the pneumatic shearing knives is more than one.