CN210847764U - Lower die fixing device for bending machine - Google Patents
Lower die fixing device for bending machine Download PDFInfo
- Publication number
- CN210847764U CN210847764U CN201921040273.3U CN201921040273U CN210847764U CN 210847764 U CN210847764 U CN 210847764U CN 201921040273 U CN201921040273 U CN 201921040273U CN 210847764 U CN210847764 U CN 210847764U
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- CN
- China
- Prior art keywords
- pressing plate
- lower die
- fixing device
- guiding
- bending machine
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The utility model discloses a lower die fixing device for a bending machine, which comprises a lower die holder, a front pressing plate, a rear pressing plate, a guiding mechanism and a driving mechanism; the guide mechanism and the driving mechanism are both arranged on the lower die holder; the rear pressing plate is fixedly connected to the lower die base, the extending direction of the rear pressing plate is perpendicular to the guiding direction of the guiding mechanism, and the front pressing plate and the guiding mechanism are connected in a sliding mode and are arranged opposite to the rear pressing plate; the driving mechanism is used for driving the front pressing plate to move on the guiding mechanism along the guiding direction; through the setting, play the fixed and positioning action to the bed die, the clamp plate plays the supporting role to the bed die around simultaneously to reduce the deformation degree of bed die, prolong its life.
Description
Technical Field
The utility model relates to a metalworking field, in particular to bender.
Background
The numerical control bending machine is important equipment for bending and forming metal workpieces, is used for pressing steel plates into parts with various shapes according to process requirements, and mainly comprises an upper die and a lower die, wherein the upper die is fixed on a tool rest, the lower die is fixed on a lower die seat, and the upper die and the lower die are matched under the pressure action of the upper die to bend plates into various products. The bed die is equipped with the V type groove of equidimension and angle not usually, and the location condition and the degree of wear of bed die can influence the machining precision of bender, because the bed die does not have the fastening to lead to the location not accurate or the mould wearing and tearing lead to its V type groove to enlarge, all can lead to the angle of bending of sheet material not to accord with predetermineeing, influence product quality.
It is seen that improvements and enhancements to the prior art are needed.
SUMMERY OF THE UTILITY MODEL
In view of the foregoing prior art, an object of the utility model is to provide a bed die fixing device for bender aims at effectively fixing the bed die, improves positioning accuracy, alleviates the deformation of bed die simultaneously, prolongs the life of bed die.
In order to achieve the purpose, the utility model adopts the following technical proposal:
a lower die fixing device for a bending machine comprises a lower die base, a front pressing plate, a rear pressing plate, a guide mechanism and a driving mechanism; the guide mechanism and the driving mechanism are both arranged on the lower die holder; the rear pressing plate is fixedly connected to the lower die base, the extending direction of the rear pressing plate is perpendicular to the guiding direction of the guiding mechanism, and the front pressing plate and the guiding mechanism are connected in a sliding mode and are arranged opposite to the rear pressing plate; the driving mechanism is used for driving the front pressing plate to move on the guiding mechanism along the guiding direction.
The lower die fixing device for the bending machine is characterized in that a positioning key is arranged on the surface of the rear pressing plate, which is opposite to the front pressing plate.
The lower die fixing device for the bending machine is characterized in that the driving mechanism comprises an air cylinder, a crank arm and a connecting seat; the upper end of the crank arm is hinged with the output end of the air cylinder, and the lower end of the crank arm is hinged with the front pressing plate through the connecting seat.
The lower die fixing device for the bending machine is characterized in that the guide mechanism comprises a sliding chute and a sliding block; the slider joint is in the spout and it is connected with preceding clamp plate.
The lower die fixing device for the bending machine is characterized in that a plurality of driving mechanisms are symmetrically arranged on the lower die base.
The lower die fixing device for the bending machine is characterized in that a plurality of guide mechanisms are symmetrically arranged on the lower die base.
A bed die fixing device for bender, wherein, the outside end of spout is provided with the stopper.
Has the advantages that:
the utility model provides a lower die fixing device for a bending machine, compared with the prior art, the lower die is placed at the rear pressing plate by arranging a guide mechanism, a front pressing plate and a rear pressing plate, and the front pressing plate is driven to compress the lower die; thereby play the fixed and positioning action to the bed die, the clamp plate plays supporting role to the bed die around simultaneously, and when the bed die received the pressure that the mould was exerted, can provide a reaction force to reduce the deformation degree of bed die, prolong its life.
Drawings
Fig. 1 is the utility model relates to a bed die fixing device's for bender structural schematic.
Fig. 2 is an enlarged schematic view of a portion a of fig. 1.
Description of the main element symbols: the lower die holder 100, the front pressing plate 200, the rear pressing plate 300, the positioning key 310, the guide mechanism 400, the sliding groove 410, the sliding block 420, the limiting block 430, the driving mechanism 500, the air cylinder 510, the crank arm 520, the connecting seat 530 and the mounting seat 600.
Detailed Description
The utility model provides a bed die fixing device for bender, for making the utility model discloses a purpose, technical scheme and effect are clearer, make clear and definite, and it is right that the following refers to the drawing and the embodiment is lifted the utility model discloses further detailed description. It should be understood that the specific embodiments described herein are merely illustrative of the present invention and are not intended to limit the scope of the invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly through intervening media, either internally or in any other suitable relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Referring to fig. 1, the present invention provides a lower mold fixing device for a bending machine, which includes a lower mold base 100, a front pressing plate 200, a rear pressing plate 300, a guiding mechanism 400 and a driving mechanism 500; the guide mechanism is arranged on the lower die holder, and the driving mechanism is fixedly connected to the lower die holder through the mounting seat 600; the rear pressing plate is fixedly connected to the lower die base, the extending direction of the rear pressing plate is perpendicular to the guiding direction of the guiding mechanism, and the front pressing plate and the guiding mechanism are connected in a sliding mode and are arranged opposite to the rear pressing plate; the driving mechanism is used for driving the front pressing plate to move on the guiding mechanism along the guiding direction.
After a worker places a lower die on the lower die base, the worker controls the driving mechanism to push the front pressing plate to press the rear pressing plate, so that the lower die is pressed tightly, the lower die is ensured to be fastened, and a positioning effect is achieved; when processing sheet metal, go up the mould and exert pressure to the bed die, preceding clamp plate and back clamp plate play the supporting role in the both sides of bed die, provide a reaction force, prevent the bed die towards the expansion degree of the V type groove of both sides deformation in order to alleviate the bed die to reduce the deformation degree of bed die, prolong its life.
Referring to fig. 2, in some embodiments, a positioning key 310 is disposed on a surface of the rear pressing plate 300 opposite to the front pressing plate 200; through the arrangement, the lower die is provided with the corresponding positioning groove which can slide in along the positioning key, so that the lower die is assisted to position.
In some embodiments, the driving mechanism 500 includes a cylinder 510, a crank arm 520, and a connecting seat 530; the upper end of the crank arm is hinged with the output end of the air cylinder, and the lower end of the crank arm is hinged with the front pressure plate 200 through a connecting seat; through setting up above-mentioned actuating mechanism and driving preceding clamp plate and move along the direction of guide, relative cylinder direct drive's form, the structure is compacter.
In some embodiments, the guide mechanism 400 includes a chute 410 and a slider 420; the sliding block is clamped in the sliding groove and is connected with the front pressing plate 200; the arrangement is adopted to guide the displacement direction of the front pressing plate.
Preferably, a plurality of driving mechanisms 500 are symmetrically arranged on the lower die holder 100; referring to fig. 2, in the present embodiment, two driving mechanisms are provided to ensure that the front platen 200 is uniformly stressed.
Preferably, a plurality of the guide mechanisms 400 are symmetrically arranged on the lower die holder 100; referring to fig. 2, in the present embodiment, two sets of guiding mechanisms are provided to ensure the stable movement of the front platen 200.
In some embodiments, the outer end of the sliding groove 410 is provided with a limiting block 430 to limit the displacement of the front pressing plate 200.
It is understood that equivalent substitutions or changes can be made by those skilled in the art according to the technical solution of the present invention and the inventive concept thereof, and all such changes or substitutions shall fall within the scope of the present invention.
Claims (7)
1. A lower die fixing device for a bending machine is characterized by comprising a lower die holder, a front pressing plate, a rear pressing plate, a guide mechanism and a driving mechanism; the guide mechanism and the driving mechanism are both arranged on the lower die holder; the rear pressing plate is fixedly connected to the lower die base, the extending direction of the rear pressing plate is perpendicular to the guiding direction of the guiding mechanism, and the front pressing plate and the guiding mechanism are connected in a sliding mode and are arranged opposite to the rear pressing plate; the driving mechanism is used for driving the front pressing plate to move on the guiding mechanism along the guiding direction.
2. The lower die fixing device for the bending machine according to claim 1, wherein a positioning key is provided on a face of the rear pressing plate opposite to the front pressing plate.
3. The lower die fixing device for the bending machine according to claim 1, wherein the driving mechanism comprises a cylinder, a crank arm and a connecting seat; the upper end of the crank arm is hinged with the output end of the air cylinder, and the lower end of the crank arm is hinged with the front pressing plate through the connecting seat.
4. The lower die fixing device for bending machines according to claim 1, wherein said guiding mechanism comprises a runner and a slider; the slider joint is in the spout and it is connected with preceding clamp plate.
5. The lower die fixing device for the bending machine as claimed in claim 3, wherein the driving mechanism is symmetrically arranged on the lower die base in a plurality.
6. The lower die fixing device for bending machines as claimed in claim 4, wherein said guiding mechanism is symmetrically provided in plurality on the lower die base.
7. The lower die fixing device for the bending machine as claimed in claim 4, wherein a limiting block is arranged at the outer side end of the sliding groove.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921040273.3U CN210847764U (en) | 2019-07-05 | 2019-07-05 | Lower die fixing device for bending machine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921040273.3U CN210847764U (en) | 2019-07-05 | 2019-07-05 | Lower die fixing device for bending machine |
Publications (1)
Publication Number | Publication Date |
---|---|
CN210847764U true CN210847764U (en) | 2020-06-26 |
Family
ID=71301756
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201921040273.3U Expired - Fee Related CN210847764U (en) | 2019-07-05 | 2019-07-05 | Lower die fixing device for bending machine |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN210847764U (en) |
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2019
- 2019-07-05 CN CN201921040273.3U patent/CN210847764U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200626 |
|
CF01 | Termination of patent right due to non-payment of annual fee |