CN211164064U

CN211164064U - Shearing machine

Info

Publication number: CN211164064U
Application number: CN201921696103.0U
Authority: CN
Inventors: 吴崧贤
Original assignee: Shenzhen Longxiang Hongye Optoelectronic Technology Co ltd
Current assignee: Shenzhen Longxiang Hongye Optoelectronic Technology Co ltd
Priority date: 2019-10-11
Filing date: 2019-10-11
Publication date: 2020-08-04
Anticipated expiration: 2029-10-11

Abstract

The utility model discloses a shearing machine, include: the base subassembly, the lifting support subassembly, cutter unit spare, the base subassembly includes the base, the stand is installed on the upper portion of base perpendicularly, the side embedding of stand is equipped with a rectangular channel, can dismantle in the rectangular channel and be equipped with the rack, the bottom surface of rectangular channel is parallel with the axis of stand, the lifting support subassembly activity sets up the upper portion at the base, the lifting support subassembly includes the crane, the guide bar, the apparatus further comprises a rotating shaft, the rocking arm, the guide bar sets up with the crane is perpendicular, the pivot level sets up, the pivot passes crane and guide bar swing joint, the rocking arm sets up the lower part at the guide bar with pivot swing joint cutter unit spare, cutter unit spare can. The utility model discloses simple structure, convenient to use, the cost is not high, need not repeated marking off and can guarantee to tailor the quality, uses the utility model discloses very big improvement production efficiency.

Description

Shearing machine

Technical Field

The utility model relates to a shearing equipment technical field, in particular to cutter.

Background

In recent years, with the continuous development of industrial technology and the advancement of scientific technology, engineers in the related art are constantly improving equipment to improve production efficiency and reduce production cost.

The existing flexible circuit board shearing generally uses common scissors, but the scissors have the defects of small shearing force, time and labor waste, uneven cut and reduced shearing efficiency, in addition, the common scissors need to be operated by two hands when the flexible circuit board is sheared, the fingers are easy to be sheared to cause accidents, some factory processing also adopts a manual plate shearing machine or an electric shearing device, the shearing devices have complex structure, higher cost and difficult maintenance, so that some small-sized manual plate shearing machines are widely applied, a pressure lever transmission part of the existing manual plate shearing machine consists of a plurality of lever mechanisms, the use and the maintenance are inconvenient, the production requirements cannot be met, in addition, the small-sized manual plate shearing machines need to mark a shearing line on the sheared material in the use process, a cutter cuts along the shearing line to complete the shearing, but the plates with the same size at the shearing position often need to be repeatedly marked in the actual use process, the process is not only tedious, but also high in labor intensity, the dimensional accuracy of the plate to be cut in the same batch is directly determined by the scribing accuracy, and in addition, the shearing effect of the plate is seriously influenced by the displacement of the sheared material under the action of shearing force in the plate shearing process.

Therefore, further improvement is needed by those skilled in the relevant art, so that the cutting machine is convenient to use, reduces labor intensity, ensures cutting quality and is low in cost.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a simple structure, convenient to use, the cost is not high, need not repeated marking off and can guarantee to tailor quality cutter.

In order to solve the technical problem, the utility model discloses a technical scheme does:

a shear, comprising:

the base assembly comprises a base and an upright column, the upright column is vertically arranged on the upper part of the base, a rectangular groove is embedded in the side surface of the upright column, a rack is detachably arranged in the rectangular groove, and the bottom surface of the rectangular groove is parallel to the axis of the upright column;

the lifting support assembly is movably arranged on the upper part of the base and comprises a lifting frame, a guide rod, a rotating shaft and a rocker arm, the guide rod is perpendicular to the lifting frame, the rotating shaft penetrates through the lifting frame and is movably connected with the guide rod, the rocker arm is positioned on one side of the lifting frame, and the rocker arm is movably connected with the rotating shaft;

the cutter assembly is arranged on the lower portion of the guide rod and detachably connected with the guide rod.

Preferably, the cutter assembly includes cutter holder, blade, connecting rod, first knob, the connecting rod with the cutter holder sets up perpendicularly, the cutter holder includes top surface, bottom surface, leading flank, the lower part embedding of cutter holder is equipped with the blade standing groove, the connecting rod sets up perpendicularly top surface central point puts, the connecting rod with top surface fixed connection, first knob activity sets up the leading flank of cutter holder, it is equipped with a plurality of first screw holes to run through on the leading flank, first knob inboard is equipped with first pivot perpendicularly, first pivot be equipped with first external screw thread of second screw hole assorted, first knob with cutter holder swivelling joint.

Preferably, the section of the connecting rod is D-shaped.

Preferably, the bottom embedding of guide bar is provided with the cutter fixed orifices, the upper portion of guide bar is equipped with first connecting hole, a side of cutter fixed orifices is the plane, the cutter fixed orifices with the connecting rod phase-match, the lower part of guide bar is perpendicular the plane is equipped with the second screw hole.

Preferably, the crane includes first circular port, second circular port, first circular port, second circular port all run through the crane setting, first circular port with the stand phase-match, the second circular port with the guide bar phase-match, the upper portion of crane is equipped with the third screw hole, be close to on the crane one side of stand is equipped with a rotatory elevating gear.

Preferably, the lifting frame further comprises an L-shaped bracket, the L-shaped bracket is arranged at the upper part of the lifting frame, one end of the L-shaped bracket is provided with an external thread matched with the third threaded hole, the L-shaped bracket is rotatably connected with the lifting frame, the other end of the L-shaped bracket penetrates through a second connecting hole, the L type bracket is provided with a telescopic spring, and the L-shaped bracket is connected with the guide rod through the telescopic spring.

Preferably, the lifting device comprises a gear matched with the rack, a second knob and a self-locking mechanism, the gear is meshed with the rack, the second knob is fixedly connected with the gear, the self-locking mechanism is arranged on the lower portion of the lifting device, and the self-locking mechanism comprises a press switch.

Preferably, the base is provided with a limit for fixing the cutting die, and the limit is symmetrically provided with a plurality of first threaded holes for fixing the cutting die and mounting holes for mounting the stand column.

The beneficial effects of the utility model reside in that:

the utility model discloses simple structure, convenient to use, small, light in weight, do not receive environment and place restriction and be convenient for remove, but one-man operation, the board is cut in a flexible way, the shearing force is strong. 0.1mm to 1mm, and the thickness of the sheared nonmetal plates is 0.5mm to 1 mm.

Drawings

Fig. 1 is a front view of an embodiment of a shearing machine of the present invention;

fig. 2 is a schematic structural diagram of an embodiment of a shearing machine according to the present invention.

In the figure, 1-base, 2-upright post, 3-lifting rack, 4-guide rod, 5-rotating shaft, 6-rocker arm, 7-cutter fixing rack, 8-L-shaped bracket and 9-expansion spring.

Detailed Description

The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

As shown in fig. 1 and 2, a shearing machine includes:

the base assembly comprises a base 1 and an upright post 2, wherein the upright post 2 is vertically arranged on the upper part of the base 1, a rectangular groove is embedded in the side surface of the upright post 2, a rack is detachably arranged in the rectangular groove, and the bottom surface of the rectangular groove is parallel to the axis of the upright post 2;

the lifting support assembly is movably arranged on the upper part of the base 1 and comprises a lifting frame 3, a guide rod 4, a rotating shaft 5 and a rocker arm 6, the guide rod 4 is perpendicular to the lifting frame 3, the rotating shaft 5 penetrates through the lifting frame 3 and is movably connected with the guide rod 4, the rocker arm 6 is positioned on one side of the lifting frame 3, and the rocker arm 6 is movably connected with the rotating shaft 5;

specifically, in this embodiment, the rotating shaft 5 is horizontally disposed.

The cutter assembly is arranged on the lower portion of the guide rod 4 and detachably connected with the guide rod 4.

The utility model discloses in the embodiment of the preferred, the cutter unit includes the cutter mount, the blade, the connecting rod, first knob, the connecting rod sets up with cutter mount 7 is perpendicular, cutter mount 7 includes the top surface, the bottom surface, the leading flank, the lower part embedding of cutter mount 7 is equipped with the blade standing groove, the connecting rod sets up at top surface central point perpendicularly, the one end and the top surface fixed connection of connecting rod, first knob activity sets up the leading flank at the cutter mount, it is equipped with a plurality of first screw holes to run through on the leading flank, first knob inboard is equipped with first pivot perpendicularly, first pivot be equipped with the first external screw thread of second screw hole assorted, first knob and 7 swivelling joints of cutter mount.

Specifically, in this embodiment, the blade placement groove is provided perpendicular to the bottom surface.

Specifically, in this embodiment, the number of the first knobs is plural, and the plural first knobs are rotatably connected to the tool holder 7.

In the preferred embodiment of the present invention, the cross-section of the connecting rod is D-shaped.

The utility model discloses in the embodiment of preferred, the bottom embedding of guide bar 4 is provided with the cutter fixed orifices, and the upper portion of guide bar 4 is equipped with first connecting hole, and a side of cutter fixed orifices is the plane, cutter fixed orifices and connecting rod phase-match, and the lower part vertical plane of guide bar is equipped with the second screw hole.

Specifically, in this embodiment, the lower portion of the guide rod is movably provided with a third knob, the third knob is rotatably connected with the second threaded hole, and the third knob is used for locking the tool fixing frame 7.

The utility model discloses in the embodiment of preferred, crane 3 includes first circular port, second circular port, and first circular port, second circular port all run through crane 3 and set up, first circular port and 2 phase-matchs of stand, second circular port and 4 phase-matchs of guide bar, and crane 3's upper portion is equipped with the third screw hole, and one side of neighbouring stand is equipped with a rotatory elevating gear on crane 3.

Preferably, the lifting frame further comprises an L-shaped support 8, the L-shaped support 8 is arranged at the upper part of the lifting frame 3, an external thread matched with the third threaded hole is arranged at one end of the L-shaped support 8, the L-shaped support 8 is rotatably connected with the lifting frame 3, a second connecting hole is formed in the other end of the L-shaped support 8 in a penetrating mode, a telescopic spring is arranged on the L-shaped support 8, and the L-shaped support 8 is connected with the guide rod 4 through the telescopic spring 9.

The utility model discloses in the preferred embodiment, elevating gear include with rack assorted gear, second knob, self-locking mechanism, the gear is connected with the rack toothing, and the activity of second knob sets up one side of crane, self-locking mechanism set up in elevating gear's lower part, and self-locking mechanism includes a press switch.

Specifically, in this embodiment, the second knob is fixedly connected to the gear through a shaft vertically disposed at a central position, and the lifting device is driven to move up and down by rotating the second knob.

The utility model discloses in the embodiment of preferred, be equipped with on the base 1 and be used for the spacing of fixed cutting die, spacing bilateral symmetry is equipped with the first screw hole of a plurality of fixed cutting dies and the mounting hole of the stand 2 of installation.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.

Claims

1. A shear, comprising:

2. A shear according to claim 1, wherein the cutter assembly comprises a cutter holder, a blade, a connecting rod, and a first knob, the connecting rod is disposed perpendicular to the cutter holder, the cutter holder comprises a top surface, a bottom surface, and a front side surface, a blade receiving slot is embedded in a lower portion of the cutter holder, the connecting rod is disposed perpendicular to a center of the top surface, one end of the connecting rod is fixedly connected to the top surface, the first knob is movably disposed on the front side surface of the cutter holder, a plurality of first threaded holes are formed in the front side surface in a penetrating manner, a first rotating shaft is vertically disposed inside the first knob, the first rotating shaft is provided with a first external thread matching the first threaded holes, and the first knob is rotatably connected to the cutter holder.

3. A shear according to claim 2, wherein the connecting rods are D-shaped in cross-section.

4. A shearing machine according to claim 2, wherein the bottom of the guide rod is provided with a tool fixing hole in an embedded manner, the upper part of the guide rod is provided with a first connecting hole, one side surface of the tool fixing hole is a plane, the tool fixing hole is matched with the connecting rod, and the lower part of the guide rod is provided with a second threaded hole perpendicular to the plane.

5. A shear according to claim 1, wherein the lifting frame comprises a first circular hole and a second circular hole, the first circular hole and the second circular hole both penetrate through the lifting frame, the first circular hole is matched with the upright post, the second circular hole is matched with the guide rod, a third threaded hole is formed in the upper part of the lifting frame, and a lifting device is arranged on one side of the lifting frame, which is adjacent to the upright post.

6. A shearing machine as claimed in claim 5, further comprising an L-shaped bracket, wherein the L-shaped bracket is arranged at the upper part of the lifting frame, one end of the L-shaped bracket is provided with an external thread matched with the third threaded hole, the L-shaped bracket is rotatably connected with the lifting frame, the other end of the L-shaped bracket is provided with a second connecting hole in a penetrating way, the L type is provided with a telescopic spring, and the L-shaped bracket is connected with the guide rod through the telescopic spring.

7. A shear according to claim 5, wherein the lifting device comprises a gear matched with the rack, a second knob, and a self-locking mechanism, the gear is engaged with the rack, the second knob is movably disposed on one side of the lifting frame, the self-locking mechanism is disposed on the lower portion of the lifting device, and the self-locking mechanism comprises a push switch.

8. A shearing machine according to claim 1, wherein the base is provided with a limit for fixing the cutting die, and the two sides of the limit are symmetrically provided with a plurality of first threaded holes for fixing the cutting die and mounting holes for mounting the upright post.