CN212239386U - Push-pull type edge trimmer - Google Patents
Push-pull type edge trimmer Download PDFInfo
- Publication number
- CN212239386U CN212239386U CN202020635283.8U CN202020635283U CN212239386U CN 212239386 U CN212239386 U CN 212239386U CN 202020635283 U CN202020635283 U CN 202020635283U CN 212239386 U CN212239386 U CN 212239386U
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- cutting die
- eccentric shaft
- workbench
- driving mechanism
- linear driving
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Abstract
The utility model relates to a push-pull type edge trimmer, which comprises a frame, a lower die assembly, an upper die assembly and a driving assembly; the lower die assembly comprises a lower workbench and a lower cutting die fixed above the lower workbench; the upper die assembly comprises an upper workbench, an upper cutting die fixed below the upper workbench and an upper linear driving mechanism; the driving assembly comprises an eccentric shaft, a rack, a lower linear driving mechanism and a boosting linear driving mechanism; the eccentric shaft is rotatably connected to the rack around the axis of the eccentric shaft, the lower end of the eccentric shaft is provided with meshing teeth, the rack is meshed with the meshing teeth on the eccentric shaft, and the upper end of the eccentric shaft is connected with the lower workbench. Lower linear drive mechanism and rack replace the motor among the prior art to drive the rotation of workstation down, compare in the motor, lower linear drive mechanism's vibration is littleer, vibration when reducing the bead cutter motion to the vibration and the displacement of the relative work piece of upper cutting die and lower cutting die have been reduced, have improved the precision of side cut.
Description
Technical Field
The utility model relates to the field of machining, in particular to plug-type bead cutter.
Background
For blanked, stamped or stretch-formed shell or lid box type products, such as: the lunch-box, various regular or irregular class articles such as lithium cell casing, bucket, basin, door handle, these article shaping backs, no matter be metalwork, working of plastics or other materials, the stamping forming back because the edge unevenness of part, often all need cut edge the part that has the clout, these clouts that need cut are the waste material limit of work piece.
In the prior art, when a workpiece is sheared, a motor is mostly used for driving a cutting die to rotate, but the motor drives the cutting die to vibrate due to certain vibration during operation, so that the precision of the sheared workpiece is influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a plug-type bead cutter to improve the precision of cutting edge.
In order to solve the technical problem, the utility model adopts the following technical scheme:
according to one aspect of the utility model, the utility model provides a push-pull type edge trimmer, which comprises a frame, a lower die component, an upper die component and a driving component; the lower die assembly comprises a lower workbench arranged on the rack and a lower cutting die fixed above the lower workbench; the upper die assembly comprises an upper workbench arranged on the rack, an upper cutting die fixed below the upper workbench and an upper linear driving mechanism fixed on the rack; the upper linear driving mechanism is connected with the upper workbench to drive the upper workbench to move towards or away from the lower workbench; the vertical projection of the upper cutting die falls onto the lower cutting die, and a cutting edge is arranged between the upper cutting die and the lower cutting die; the driving assembly comprises an eccentric shaft, a rack, a lower linear driving mechanism and a boosting linear driving mechanism; the eccentric shaft is rotatably connected to the frame around the axis of the eccentric shaft, meshing teeth are arranged on the periphery of the eccentric shaft, the rack is matched with the meshing teeth on the eccentric shaft, and the eccentric shaft is connected with the lower workbench; the lower linear driving mechanism is provided with a lower telescopic shaft which can linearly extend and retract along the horizontal direction, and the lower telescopic shaft is connected with the rack; the boosting linear driving mechanism is connected to the eccentric shaft and the lower workbench to drive the lower workbench and the lower cutting die to move relative to the upper cutting die, so that the upper cutting die collides with a workpiece to break the workpiece; the lower linear driving mechanism drives the rack to move horizontally, the rack drives the meshing teeth to rotate so as to drive the eccentric shaft to rotate along with the meshing teeth, the eccentric shaft rotates to drive the lower workbench to rotate, and the lower cutting die moves along with the lower workbench so as to drive a workpiece on the lower cutting die to move relative to the upper cutting die, so that the upper cutting die cuts the edge of the workpiece.
Optionally, the boosting linear driving mechanism is provided with a boosting driving body and a boosting telescopic shaft which can linearly extend and retract along the horizontal direction, the driving assembly further comprises a sliding block, and the upper end of the eccentric shaft is rotatably connected with the sliding block around the axis of the eccentric shaft; the bottom surface of the lower workbench is provided with a sliding chute, the sliding chute extends along the axial direction of a telescopic shaft of the boosting linear driving mechanism, and the sliding block is arranged in the sliding chute and can move along the extending direction of the sliding chute; and a boosting driving body of the boosting linear driving mechanism is fixed on the lower workbench, and a boosting telescopic shaft of the boosting linear driving mechanism is fixedly connected on the sliding block.
Optionally, the frame has a fixing seat, a through hole is formed in the fixing seat, the eccentric shaft is mounted in the through hole through a bearing, and the lower end of the eccentric shaft penetrates through the fixing plate.
Optionally, a cushion block is disposed on the lower surface of the lower workbench and the upper surface of the fixing seat in an aligned manner, so that the lower workbench is borne above the fixing seat, and a gap is formed between the upper wall of the sliding chute and the sliding block.
Optionally, the driving assembly further comprises a top rod and a jacking mechanism for driving the top rod to move vertically; the fixed seat, the lower working table and the lower cutting die are provided with through jacking holes along the vertical direction, and the ejector rod is arranged in the jacking holes and used for jacking the workpiece upwards.
Optionally, still have the guide rail of vertical setting in the frame and be fixed in the roof of the machine on guide rail top, the guide rail is fixed in the upper surface of fixing base to vertical extension upwards, go up the workstation and follow the mobilizable installation in of extending direction of guide rail on the guide rail, go up linear drive mechanism and have last drive body and can follow the flexible last telescopic shaft of vertical direction straight line, go up linear drive mechanism's last drive body and be fixed in on the roof, go up linear drive mechanism's last telescopic shaft and be fixed in go up on the workstation.
Optionally, an axis of the boost telescopic shaft of the boost linear driving mechanism is parallel to an axis of the lower telescopic shaft of the lower linear driving mechanism.
According to the above technical scheme, the utility model discloses following advantage and positive effect have at least:
in the utility model, a workpiece is fixed on a lower cutting die, a lower linear driving mechanism drives a rack to move, the rack drives meshing teeth to rotate so as to drive an eccentric shaft to rotate along with the meshing teeth, the eccentric shaft rotates to drive a lower workbench to do circumferential movement, and the lower cutting die moves along with the lower workbench, so that the workpiece on the lower cutting die is driven to move relative to the upper cutting die so as to cut edges of the workpiece; the utility model discloses in, lower linear driving mechanism and rack replace the motor among the prior art to drive the rotation of workstation down, compare in the motor, lower linear driving mechanism's vibration is littleer, vibration when reducing the bead cutter motion to the vibration and the displacement of last cutting die and the relative work piece of lower cutting die have been reduced, have improved the precision of cutting edge.
Furthermore, the boosting linear driving mechanism is connected between the upper end of the eccentric shaft and the lower workbench to drive the lower workbench to move relatively, so that a cut is cut on a workpiece, and when the upper linear driving mechanism starts to move, the upper cutting die starts to cut along one end of the cut, so that the slipping of the upper cutting die on the workpiece is avoided, and the precision of cutting is improved. Meanwhile, after the workpiece is cut, the workpiece has a tearing structure and a tearing trend at the cut, and when the upper cutting die shears the workpiece, the workpiece can be trimmed by shearing the workpiece along the cut with smaller acting force, so that the lower linear driving mechanism with smaller power can be used for trimming, and the cost is saved.
Drawings
FIG. 1 is a schematic perspective view of a push-pull edge trimmer according to the present invention;
FIG. 2 is a front view of the push-pull trimmer of the present invention;
FIG. 3 is a schematic view of the cross-section of the push-pull type edge trimmer of the present invention;
fig. 4 is a work flow chart of the trimming method of the present invention.
The reference numerals are explained below:
1. a frame; 11. a fixed seat; 12. a top plate; 13. a guide rail; 14. a box body; 111. a through hole; 2. an upper die assembly; 21. an upper working table; 22. feeding a cutting die; 23. an upper linear drive mechanism; 3. a lower die assembly; 31. a lower working table; 311. a chute; 32. a cutting die is arranged; 4. a drive assembly; 41. an eccentric shaft; 411. a bearing; 42. a rack; 43. a slider; 44. a lower linear drive mechanism; 45. meshing teeth; 46. a boosting linear driving mechanism; 48. a jacking mechanism; 401. jacking holes; 5. a hydraulic power system; 6. and a control center.
Detailed Description
Exemplary embodiments that embody features and advantages of the present invention will be described in detail in the following description. It is to be understood that the invention is capable of other and different embodiments and its several details are capable of modification without departing from the scope of the invention, and that the description and drawings are to be regarded as illustrative in nature and not as restrictive.
Referring to fig. 1 to 3, the embodiment provides a push-pull type edge trimmer, which includes a frame 1, and an upper die assembly 2, a lower die assembly 3 and a driving assembly 4 disposed on the frame 1. Go up the upper die component 2 and the lower mould component 3 is counterpointed from top to bottom and is set up, and goes up and be provided with the edge of a knife between mould component 2 and the lower mould component 3. When the edge of the workpiece is cut, the workpiece is fixed on the lower die component 3, the driving component 4 drives the lower die component 3 to move relative to the upper die component 2, and the edge of the workpiece is cut by using a knife edge between the upper die component 2 and the lower die component 3.
In this embodiment, the edge trimmer is of a vertical structure, and the vertical and horizontal positions in the text are referred to as vertical positions, and in some embodiments, the corresponding reference position of the horizontal edge trimmer is adaptively changed.
The frame 1 of this embodiment includes a fixing base 11, a top plate 12 disposed above the fixing base 11 at an interval, a plurality of guide rails 13 connected between the fixing base 11 and the top plate 12, and a box 14 fixed on the bottom surface of the fixing base 11. In this embodiment, the fixing base 11 is provided with a through hole 111 along the vertical direction.
The upper die assembly 2 includes an upper table 21 slidably coupled to the guide rail 13 in the extending direction of the guide rail 13, an upper cutting die 22 fixed below the upper table 21, and an upper linear driving mechanism 23 fixed to the top plate 12. The upper linear driving mechanism 23 is provided with an upper driving body and an upper telescopic shaft which can linearly extend and retract along the vertical direction, the upper driving body of the upper linear driving mechanism 23 is fixed on the top plate 12, and the upper telescopic shaft of the upper linear driving mechanism 23 is fixed on the upper workbench 21 so as to drive the upper workbench 21 to slide along the guide rail 13, so that the upper cutting die 22 moves towards or away from the lower die assembly 3.
Further, the upper cutting die 22 is provided with a cutting edge for shearing, and the cutting edge is of an annular structure.
In this embodiment, the upper linear driving mechanism 23 is an oil cylinder, and in other embodiments, the upper linear driving mechanism 23 may be an air cylinder.
The lower die assembly 3 includes a lower table 31 disposed above the fixing base 11, and a lower cutting die 32 fixed above the lower table 31, and a sliding groove 311 is formed in a lower surface of the lower table 31.
Further, the vertical projection of the upper die 22 falls onto the lower die 32 to fix the workpiece between the upper die 22 and the lower die 32 when the upper die 22 and the lower die 32 are clamped.
In this embodiment, the driving assembly 4 includes an eccentric shaft 41, a rack 42, a slider 43, and a lower linear driving mechanism 44 for driving the rack 42 to move.
The eccentric shaft 41 is rotatably connected to the fixed seat 11 around its axis. Specifically, a bearing 411 is mounted on the outer periphery of the eccentric shaft 41, and the bearing 411 is fixed in the through hole 111 of the fixing base 11.
The lower end of the eccentric shaft 41 penetrates through the fixed seat 11 and extends into the box 14, and the lower end of the eccentric shaft 41 is provided with engaging teeth 45, in this embodiment, the engaging teeth 45 on the eccentric shaft 41 are installed on the existing gear. In other embodiments, the toothing 45 can be machined directly on the eccentric shaft 41.
The rack 42 is installed in the casing 14 and is slidable in the casing 14, and the rack 42 is engaged with the engaging teeth 45 at the lower end of the eccentric shaft 41.
The slider 43 is rotatably mounted on the upper end of the eccentric shaft 41 and is disposed in the slide groove 311.
The lower linear driving mechanism 44 has a lower driving body and a lower telescopic shaft linearly extendable and retractable in the horizontal direction, the lower driving body of the lower linear driving mechanism 44 is fixed to the casing 14, and the lower telescopic shaft of the lower linear driving mechanism 44 is connected to the rack 42 for driving the rack 42 to move in the extending direction thereof. The lower linear driving mechanism 44 may be an oil cylinder or an air cylinder.
The lower linear driving mechanism 44 drives the rack 42 to move along the extending direction of the rack 42 itself, so as to drive the meshing teeth 45 to rotate, and the eccentric shaft 41 rotates along with the meshing teeth. The eccentric shaft 41 rotates to drive the slide block 43 to make circular motion on the eccentric shaft 41.
Further, the drive assembly 4 also includes a boost linear drive mechanism 46. The boosting linear driving mechanism 46 has a boosting driving body and a boosting telescopic shaft capable of linearly extending and retracting in the horizontal direction, the boosting driving body of the boosting linear driving mechanism 46 is fixed on the lower table, the boosting telescopic shaft of the boosting linear driving mechanism 46 is fixedly connected to the slide block 43, the slide groove 311 in the bottom surface of the lower table 31 extends in the axial direction of the boosting telescopic shaft of the boosting linear driving mechanism 46, and the slide block 43 is capable of sliding in the slide groove 311 in the extending direction of the slide groove 311.
The eccentric shafts 41 of the present embodiment are provided in two, the upper ends of the two eccentric shafts 41 are respectively provided with a slide block 43, and the two slide blocks 43 are arranged to prevent the lower working table 31 and the slide blocks 43 from rotating relatively. Further, the slide block 43 on one of the eccentric shafts 41 is connected to the assist telescopic shaft of the assist linear drive mechanism 46.
When trimming a workpiece, the assist linear drive mechanism 46 drives the slide 43 and the lower table 31 to move relative to the upper die 22 in the extending direction of the slide groove 311. Specifically, the slide block 43 is rotatably connected to the eccentric shaft 41, the meshing teeth 45 at the lower end of the eccentric shaft 41 are meshed with the rack 42, and when the lower linear driving mechanism 44 does not work, the rack 42 does not move, so that the eccentric shaft 41 does not rotate, and the slide block 43 does not move; when the telescopic shaft of the assist linear drive mechanism 46 moves, the slider 43 and the lower table 31 need to move relatively, and when the slider 43 does not move, the lower table 31 moves, so that the lower cutting die 32 moves.
In this embodiment, the axial direction of the boost shaft of the boost linear drive mechanism 46 is parallel to the axial direction of the lower shaft of the lower linear drive mechanism 44, and in other embodiments, the axial direction of the boost shaft of the boost linear drive mechanism 46 may be at an angle to the axial direction of the lower shaft of the lower linear drive mechanism 44. The assist linear driving mechanism 46 may be an oil cylinder or an air cylinder.
In the embodiment, the lower surface of the lower table 31 and the upper surface of the fixing base 11 are provided with pads (not shown in the figure) in alignment, so that the lower table 31 is supported above the fixing base 11, and when the lower table 31 moves, the pads on the lower table 31 and the fixing base 11 are in direct contact, and the abrasion between the lower table 31 and the fixing base 11 due to friction is avoided.
Further, the cushion blocks are detachably mounted on the lower table 31 and the fixing base 11, so that when the cushion blocks are worn, new cushion blocks can be replaced.
Further, the spacer is disposed such that a gap is formed between the slider 43 and the upper wall of the slide groove 311, thereby reducing the frictional force between the slider 43 and the slide groove 311.
The driving assembly 4 of the present embodiment further includes a ram (not shown) and a jacking mechanism 48 for driving the ram to move vertically; specifically, the jacking mechanism 48 of the embodiment is an oil cylinder, and a cylinder body of the jacking mechanism 48 is fixed on the box body 14; a through jacking hole 401 is formed among the fixed seat 11, the lower worktable 31 and the lower cutting die 32, and the ejector rod is arranged in the jacking hole 401 and can slide in the jacking hole 401.
Specifically, the jacking mechanism 48 may be an oil cylinder or an air cylinder, and the ejector rod may be a rod body portion of the jacking mechanism 48 or other structures fixed on the rod body.
Further, the edge trimmer of the embodiment further comprises a hydraulic power system 5 and a control center 6, wherein the hydraulic power system 5 is communicated with the upper linear driving mechanism 23, the lower linear driving mechanism 44, the boosting linear driving mechanism 46 and the jacking mechanism 48 to provide power for the upper linear driving mechanism 23, the lower linear driving mechanism 44, the boosting linear driving mechanism 46 and the jacking mechanism 48. The control center 6 is electrically controlled to connect the upper linear driving mechanism 23, the lower linear driving mechanism 44, the boosting linear driving mechanism 46 and the jacking mechanism 48.
Based on the above-described structure, in the edge trimmer of the present embodiment, when trimming, the workpiece is placed and fixed on the lower cutting die 32, and the upper telescopic shaft of the upper linear driving mechanism 23 moves, so that the upper cutting die 22 moves downward and is clamped with the lower cutting die 32. The boosting linear driving mechanism 46 drives the lower workbench 31 to translate, so that the upper cutting die 22 cuts a crevasse on one side of the workpiece.
The lower linear driving mechanism 44 drives the rack 42 to move, the rack 42 drives the meshing teeth 45 to rotate, the eccentric shaft 41 rotates along with the rack, at the moment, the boosting linear driving mechanism 46 does not work, the lower working table 31 and the sliding block 43 do not move relatively, the sliding block 43 moves to drive the lower working table 31 to do circular motion, so that the workpiece does circular motion relative to the upper cutting die 22, and the upper cutting die 22 cuts the workpiece from the broken opening of the workpiece. When the lower linear driving mechanism 44 starts to move, the upper cutting die 22 starts to shear along one end of the crevasse, so that the upper cutting die 22 is prevented from slipping on a workpiece, and the trimming precision is improved. Meanwhile, after the workpiece is cut, the workpiece has a tearing structure and a tearing trend at the cut, and when the upper cutting die 22 shears the workpiece, the workpiece can be trimmed by shearing the workpiece along the cut with smaller acting force, so that the lower linear driving mechanism 44 with smaller power can be used for trimming, and the cost is saved.
After the upper cutting die 22 finishes trimming the workpiece, the lower linear driving mechanism 44 drives the rack 42 to return to the initial position, and the auxiliary linear driving mechanism 46 returns to the initial state, so that the lower table 31 and the lower cutting die 32 return to the initial positions. Then, the upper linear driving mechanism 23 drives the upper table 21 and the upper cutting die 22 to move upward and return to the initial positions. The jacking mechanism 48 drives the ejector rod to jack up the trimmed workpiece upwards, and the trimmed workpiece is taken down from the edge trimmer.
The utility model discloses in, lower linear drive mechanism 44 and rack 42 replace the motor among the prior art to drive the rotation of workstation 31 down, compare in the motor, and lower linear drive mechanism 44's vibration is littleer, vibration when reducing the bead cutter motion to the vibration and the displacement of the relative work piece of last cutting die 22 and lower cutting die 32 have been reduced, have improved the precision of cutting edge.
Referring to fig. 4, the present embodiment further provides a trimming method of the push-pull trimmer, which provides the push-pull trimmer described above;
s10: the workpiece is placed on and fixed to the lower cutting die 32.
S20: the upper linear driving mechanism 23 drives the upper table 21 to move vertically downward, so that the upper die 22 and the lower die 32 are clamped. Specifically, the upper linear driving mechanism 23 drives the upper table 21 and the upper die 22 to move downward, so that the upper die 22 and the lower die 32 are clamped.
S30: the boosting linear driving mechanism 46 drives the lower workbench 31 to move horizontally, the lower cutting die 32 moves along with the horizontal movement, the workpiece moves relative to the upper cutting die 22, the upper cutting die 22 collides with the workpiece, and the upper cutting die 22 shears the workpiece to form a crevasse. Specifically, in the present embodiment, the assist linear drive mechanism 46 operates to move the lower table 31 relative to the slider 43 in the axial direction of the assist telescopic shaft of the assist linear drive mechanism 46, so that the workpiece on the lower die 32 moves relative to the upper die 22, and the upper die 22 cuts the workpiece to form a cut in the workpiece.
S40: the lower linear driving mechanism 44 drives the eccentric shaft 41 to rotate, so that the lower workbench 31 makes a circular motion relative to the upper cutting die 22 to cut edges of the workpiece. Specifically, the lower linear driving mechanism 44 drives the rack 42 to move, the rack 42 moves to drive the meshing teeth 45 to rotate, so as to drive the eccentric shaft 41 to rotate on the fixed seat 11, and the eccentric shaft 41 drives the sliding block 43 to do circular motion and rotate relative to the sliding block 43; the slide 43 moves to drive the lower working table 31 and the lower cutting die 32 to do circular motion, so that the workpiece on the lower cutting die 32 does circular motion relative to the upper cutting die 22, and the upper cutting die 22 cuts the edge of the workpiece.
S50: after the workpiece is trimmed, the lower linear driving mechanism 44 drives the rack 42 to return to the initial position, and the assist linear driving mechanism 46 returns to the initial state, so that the lower table 31 returns to the initial position. Specifically, the lower linear driving mechanism 44 drives the rack gear 42 to return to the initial position, and the assist linear driving mechanism 46 returns to the initial state, so that the lower table 31 and the lower die 32 return to the initial position. Then, the upper linear driving mechanism 23 drives the upper table 21 and the upper cutting die 22 to move upward and return to the initial positions.
S60: the workpiece is removed from the lower die 32. Specifically, the jacking mechanism 48 drives the ejector rod to jack up the trimmed workpiece upwards, and the trimmed workpiece is taken down from the edge trimmer.
While the present invention has been described with reference to several exemplary embodiments, it is understood that the terminology used is intended to be in the nature of words of description and illustration, rather than of limitation. As the present invention may be embodied in several forms without departing from the spirit or essential characteristics thereof, it should also be understood that the above-described embodiments are not limited by any of the details of the foregoing description, but rather should be construed broadly within its spirit and scope as defined in the appended claims, and therefore all changes and modifications that fall within the meets and bounds of the claims, or equivalences of such meets and bounds are therefore intended to be embraced by the appended claims.
Claims (7)
1. A push-pull edge trimmer characterized in that it comprises:
a frame;
the lower die assembly comprises a lower workbench arranged on the rack and a lower cutting die fixed above the lower workbench;
the upper die assembly comprises an upper workbench arranged on the rack, an upper cutting die fixed below the upper workbench and an upper linear driving mechanism fixed on the rack; the upper linear driving mechanism is connected with the upper workbench to drive the upper workbench to move towards or away from the lower workbench; the vertical projection of the upper cutting die falls onto the lower cutting die, and a cutting edge is arranged between the upper cutting die and the lower cutting die;
the driving assembly comprises an eccentric shaft, a rack, a lower linear driving mechanism and a boosting linear driving mechanism; the eccentric shaft is rotatably connected to the frame around the axis of the eccentric shaft, meshing teeth are arranged on the periphery of the eccentric shaft, the rack is matched with the meshing teeth on the eccentric shaft, and the eccentric shaft is connected with the lower workbench; the lower linear driving mechanism is provided with a lower telescopic shaft which can linearly extend and retract along the horizontal direction, and the lower telescopic shaft is connected with the rack; the boosting linear driving mechanism is connected to the eccentric shaft and the lower workbench to drive the lower workbench and the lower cutting die to move relative to the upper cutting die, so that the upper cutting die collides with a workpiece to break the workpiece; the lower linear driving mechanism drives the rack to move horizontally, the rack drives the meshing teeth to rotate so as to drive the eccentric shaft to rotate along with the meshing teeth, the eccentric shaft rotates to drive the lower workbench to rotate, and the lower cutting die moves along with the lower workbench so as to drive a workpiece on the lower cutting die to move relative to the upper cutting die, so that the upper cutting die cuts the edge of the workpiece.
2. The push-pull edge trimmer according to claim 1, wherein the boosting linear driving mechanism comprises a boosting driving body and a boosting telescopic shaft which can linearly extend and retract along a horizontal direction, the driving assembly further comprises a slide block, and the upper end of the eccentric shaft is rotatably connected with the slide block around the axis of the eccentric shaft; the bottom surface of the lower workbench is provided with a sliding chute, the sliding chute extends along the axial direction of a telescopic shaft of the boosting linear driving mechanism, and the sliding block is arranged in the sliding chute and can move along the extending direction of the sliding chute; and a boosting driving body of the boosting linear driving mechanism is fixed on the lower workbench, and a boosting telescopic shaft of the boosting linear driving mechanism is fixedly connected on the sliding block.
3. The push-pull edge trimmer according to claim 2, wherein the frame has a fixed base with a through hole, the eccentric shaft is mounted in the through hole through a bearing, and a lower end of the eccentric shaft penetrates through the fixed base.
4. A push-pull edge trimmer according to claim 3 wherein the lower surface of the lower table and the upper surface of the stationary base are provided with pads in registration to bear the lower table above the stationary base with a gap between the upper wall of the chute and the slider.
5. The push-pull edge trimmer of claim 3, wherein the drive assembly further comprises a push rod and a jacking mechanism for driving the push rod to move vertically; the fixed seat, the lower working table and the lower cutting die are provided with through jacking holes along the vertical direction, and the ejector rod is arranged in the jacking holes and used for jacking the workpiece upwards.
6. A push-pull edge trimmer according to claim 3 wherein the frame further comprises a vertically disposed guide rail and a top plate secured to the top end of the guide rail, the guide rail is secured to the upper surface of the stationary base and extends vertically upward, the upper table is movably mounted to the guide rail along the direction of extension of the guide rail, the upper linear drive mechanism comprises an upper drive body and an upper telescopic shaft linearly extendable and retractable in the vertical direction, the upper drive body of the upper linear drive mechanism is secured to the top plate, and the upper telescopic shaft of the upper linear drive mechanism is secured to the upper table.
7. The push-pull edge trimmer according to claim 2, wherein the axis of the boost telescopic shaft of the boost linear drive mechanism and the axis of the lower telescopic shaft of the lower linear drive mechanism are parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020635283.8U CN212239386U (en) | 2020-04-22 | 2020-04-22 | Push-pull type edge trimmer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020635283.8U CN212239386U (en) | 2020-04-22 | 2020-04-22 | Push-pull type edge trimmer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212239386U true CN212239386U (en) | 2020-12-29 |
Family
ID=73996247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020635283.8U Expired - Fee Related CN212239386U (en) | 2020-04-22 | 2020-04-22 | Push-pull type edge trimmer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212239386U (en) |
-
2020
- 2020-04-22 CN CN202020635283.8U patent/CN212239386U/en not_active Expired - Fee Related
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