CN212071190U - CNC (computer numerical control) finish machining fixing tool for bottom plate of battery tray - Google Patents
CNC (computer numerical control) finish machining fixing tool for bottom plate of battery tray Download PDFInfo
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- CN212071190U CN212071190U CN202020351527.XU CN202020351527U CN212071190U CN 212071190 U CN212071190 U CN 212071190U CN 202020351527 U CN202020351527 U CN 202020351527U CN 212071190 U CN212071190 U CN 212071190U
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Abstract
The utility model discloses a fixed frock of battery tray bottom plate CNC finish machining, including the frock main part, the frock main part is including atmospheric pressure structural slab, horizontal positioning mechanism and negative pressure acupuncture point adsorption apparatus structure, treat that the processing product is located on the atmospheric pressure structural slab, treat that the processing product card carries out X, Y orientation's location in locating horizontal positioning mechanism and through horizontal positioning mechanism, treat that the processing product floats and pastes on all contact points of negative pressure acupuncture point adsorption apparatus structure 400 vertical direction, carry out the absorption of Z orientation to the product through negative pressure acupuncture point adsorption apparatus structure. In this way, the utility model discloses battery tray bottom plate CNC finish machining fixes frock can effectual assurance product the horizontal direction's location requirement, adopts the negative pressure acupuncture point to guarantee that all contact points of vertical direction and product float and paste, can once process all around with the hole site, has avoided a lot of clamping, has shortened process time.
Description
Technical Field
The utility model relates to an automobile parts technical field especially relates to a fixed frock of battery tray bottom plate CNC finish machining.
Background
In recent years, the new energy automobile industry is developed at a high speed, and as a carrier of a new energy automobile battery, a lightweight aluminum alloy battery tray becomes a mainstream choice, and a tooling scheme for battery tray process machining is also in urgent need of excavation.
The existing forming process of the aluminum alloy battery tray mainly comprises CNC (computerized numerical control) finish machining, welding and stir welding, wherein a base plate of the aluminum alloy battery tray forms a semi-finished product after the stir welding, and then is subjected to CNC machining and finally assembly welding.
Pressing blocks in a traditional Z-axis direction pressing locking freedom degree positioning tool can influence CNC machining efficiency, if a machining face of a bottom plate is pressed by the positioning pressing blocks, the side pressing blocks need to be manually opened to continue machining when machining is conducted again, the pressing blocks also need to be manually opened when machining the other side, and machining efficiency is greatly reduced.
As shown in fig. 1, in the conventional tooling scheme, four sides of a product 3' are abutted against a cylinder positioning reference block 1', and force is applied from two opposite positioning directions 4' (the force applying mechanism can be electricity, gas or liquid, etc.), so that the product 3' is tightly attached to and fixed on the cylinder positioning reference block 1' to play a positioning role, however, the CNC processing of the product requires that the periphery of the product needs to be processed. Therefore, in the positioning scheme, when a surface is machined in an actual production process, the corner block 2' needs to be pressed downwards in the vertical direction of the surface in sequence and manually opened, so that the machining efficiency is seriously reduced in batch machining production.
SUMMERY OF THE UTILITY MODEL
The utility model provides a main technical problem who solves provides a fixed frock of battery tray bottom plate CNC finish machining, can effectually guarantee the location requirement of the horizontal direction of product, adopt the negative pressure acupuncture point to guarantee that all contact points of vertical direction and product float and paste, avoid repeatedly opening the location benchmark piece and process, CNC finish machining can once only process all around with the hole site, has avoided a lot of clamping, has shortened process time.
In order to solve the technical problem, the utility model discloses a technical scheme be: the utility model provides a frock is fixed in finish machining of battery tray bottom plate CNC, includes: the frock main part, the frock main part includes:
the product to be processed is arranged on the air pressure structural plate;
the horizontal positioning mechanism is used for clamping a product to be processed in the horizontal positioning mechanism and positioning the product in the direction X, Y through the horizontal positioning mechanism;
and the negative pressure acupuncture point adsorption mechanism is used for floating and pasting the product to be processed on all contact points in the vertical direction of the negative pressure acupuncture point adsorption mechanism, and adsorbing the product in the Z direction through the negative pressure acupuncture point adsorption mechanism.
In a preferred embodiment of the present invention, the processing position of the product to be processed is the hole positions around the product and in the middle of the product, forming a "convex" shape.
In a preferred embodiment of the utility model, the horizontal positioning mechanism comprises an X-direction positioning large cylinder, a Y-direction positioning large cylinder, an X-direction positioning small cylinder and a Y-direction positioning small cylinder,
the X-direction positioning large cylinder and the X-direction positioning small cylinder are clamped at the left side and the right side of a product to be processed to realize the X-direction positioning of the product,
the Y-direction positioning large cylinder and the Y-direction positioning small cylinder are clamped at the front side and the rear side of a product to be processed to realize Y-direction positioning of the product.
In a preferred embodiment of the present invention, the X-direction positioning large cylinder and the X-direction positioning small cylinder have the X-direction positioning reference block at their upper ends, and the Y-direction positioning large cylinder and the Y-direction positioning small cylinder have the Y-direction positioning reference block at their ends.
In a preferred embodiment of the present invention, the tool main body is further provided with a pressing corner cylinder around the tool main body, and the pressing corner cylinder can be used for performing Z-direction pressing and positioning on the product to be processed.
In a preferred embodiment of the present invention, the negative pressure acupoint adsorption mechanism includes a negative pressure acupoint located on the air pressure structure plate and an air flow channel embedded inside the air pressure structure plate, and the product to be processed is tightly adsorbed on the negative pressure acupoint by the negative pressure air flow in the air flow channel.
In a preferred embodiment of the present invention, the negative pressure acupuncture points are disposed around the air pressure structure plate and around the bottom of the product to be processed, and the product to be processed is absorbed by the negative pressure acupuncture points in the Z direction.
In a preferred embodiment of the present invention, an air pipe is directly installed inside the air flow passage, and the air suction end of the air flow passage is connected to the air pump.
In a preferred embodiment of the present invention, the positions of the air holes on the negative pressure acupuncture points are matched with the positions of the airflow channels inside the air pressure structure plate, and the products are tightly adsorbed by the negative pressure acupuncture points.
The utility model has the advantages that: the utility model discloses battery tray bottom plate CNC finish machining fixes frock can effectual assurance product the horizontal direction's location requirement, adopts the negative pressure acupuncture point to guarantee that all contact points of vertical direction and product float and paste, loosens the location benchmark piece after the negative pressure acupuncture point adsorbs the product again, avoids repeatedly opening the location benchmark piece and processes, and CNC finish machining can once only process all around with the hole site, has avoided a lot of clamping, has shortened process time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work, wherein:
FIG. 1 is a schematic structural diagram of a preferred embodiment of a CNC finishing fixture for a bottom plate of a conventional battery tray;
fig. 2 is a schematic structural diagram of a machining position of a machined product aimed at by the CNC finish machining fixing tool for the bottom plate of the battery tray of the invention;
fig. 3 is a schematic structural diagram of a preferred embodiment of the CNC finish machining fixing tool for the bottom plate of the battery tray of the present invention;
fig. 4 is a schematic structural view of a positioning mode of a preferred embodiment of the CNC finish machining fixing tool for the bottom plate of the battery tray of the present invention;
fig. 5 is a side view of a preferred embodiment of the CNC finish machining fixture for the bottom plate of the battery tray of the present invention;
FIG. 6 is a schematic view of the structure of FIG. 5 taken along line A-A;
FIG. 7 is a schematic view of the structure of FIG. 5 in the direction B-B;
the parts in the drawings are numbered as follows: : 1', a cylinder positioning reference block, 2', a corner block, 3', a product, 4' and a positioning direction;
100. the processing tool comprises a product to be processed, 110, four sides, 120, hole sites, 200, a tool main body, 210, an air pressure structural plate, 300, a horizontal positioning mechanism, 310, an X-direction positioning large cylinder, 320, an X-direction positioning small cylinder, 330, a Y-direction positioning large cylinder, 340, a Y-direction positioning small cylinder, 350, an X-direction positioning reference block, 360, a Y-direction positioning reference block, 400, a negative pressure acupuncture point adsorption mechanism, 410, an air pressure structural plate, 420, negative pressure acupuncture points, 421, air holes, 430, an air flow channel, 500 and a downward pressure corner cylinder.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 2 to 7, an embodiment of the present invention includes:
the utility model provides a frock is fixed in finish machining of battery tray bottom plate CNC, including frock main part 200, frock main part 200 is including atmospheric pressure structural slab 410, horizontal positioning mechanism 300 and negative pressure acupuncture point adsorption apparatus structure 400, treat that processing product 100 locates on atmospheric pressure structural slab 410, treat that processing product 100 card locates in horizontal positioning mechanism 300 and carries out the location of X, Y direction through horizontal positioning mechanism 300, treat that processing product 100 floats on all contact points of pasting in negative pressure acupuncture point adsorption apparatus structure 400 vertical direction, carry out the absorption of Z direction to the product through negative pressure acupuncture point adsorption apparatus structure 400.
The CNC finish machining fixing tool for the bottom plate of the battery tray mainly carries out CNC finish machining on the periphery 110 and the middle hole positions 120 of a product 100 to be machined, and the machined product is in a convex shape.
Clamping a product 100 to be processed on the tool main body 200, performing finish machining in CNC equipment, wherein the periphery 110 and the hole sites 120 of the finished product are required to be in a global clamping state, and the suspension of supporting points is avoided as much as possible, so that the horizontal positioning mechanism 300 and the negative pressure acupuncture point adsorption mechanism 400 are adopted to clamp and adsorb the product.
Specifically, the horizontal positioning mechanism 300 includes an X-direction positioning large cylinder 310, a Y-direction positioning large cylinder 330, an X-direction positioning small cylinder 320, and a Y-direction positioning small cylinder 340:
the X-direction positioning reference block 350 is arranged at the upper end parts of the X-direction positioning large cylinder 310 and the X-direction positioning small cylinder 320, and the X-direction positioning large cylinder 310 and the X-direction positioning small cylinder 320 are clamped at the left side and the right side of the product 100 to be processed through the X-direction positioning reference block 350 to realize X-direction positioning of the product;
the Y-direction positioning reference blocks 360 are arranged at the end parts of the Y-direction positioning large cylinder 330 and the Y-direction positioning small cylinder 340, and the Y-direction positioning large cylinder 330 and the Y-direction positioning small cylinder 340 are clamped at the front side and the rear side of a product to be processed through the Y-direction positioning reference blocks 360 to realize Y-direction positioning of the product.
The positioning in the X, Y direction is realized through the X direction positioning large cylinder 310 and the Y direction positioning large cylinder 330, and then the product is positioned and clamped again through the X direction positioning small cylinder 320 and the Y direction positioning small cylinder 340, so that the problem that the CNC finish machining cannot be carried out due to unstable overall size of the product can be effectively avoided.
The periphery of the tool main body 200 is also provided with a downward pressing corner cylinder 500, the product 100 to be processed can be pressed and positioned in the Z direction by pressing the corner cylinder 500, and then the product is adsorbed and clamped by the negative pressure acupuncture point adsorption mechanism 400.
The negative pressure acupuncture point adsorption mechanism 400 comprises negative pressure acupuncture points 420 positioned on an air pressure structural plate 410, wherein the negative pressure acupuncture points 420 are arranged on the periphery of the air pressure structural plate 410 and matched with the periphery of the bottom of the product 100 to be processed;
an air flow channel 430 is embedded in the air pressure structure plate 410, and the product 100 to be processed is tightly adhered to the negative pressure acupuncture point 420 in the Z direction by the air flow in the air flow channel 430.
The negative pressure acupuncture points 420 are arranged on the periphery of the air pressure structure plate 410 and matched with the periphery of the bottom of the product 100 to be processed, and the positions of the air holes 421 on the negative pressure acupuncture points 420 are matched with the positions of the air flow channels 430 in the air pressure structure plate 410.
In the past, a pressure device needs to be connected with a positioning reference block through an external air pipe, the installation is not convenient and takes up part of space, the air pipe is directly installed in the air flow channel 430, the risk that the air pipe is scratched due to the fact that equipment is in contact with the air pipe is avoided, and meanwhile, the CNC fine machining space is saved.
The air suction end of the air flow channel 430 is connected with an air pump, the air pump sucks air, negative pressure is formed inside the air flow channel 430, all contact points in the vertical direction can be guaranteed to be attached to the product 100 to be processed in a floating mode through the negative pressure acupuncture points 420, the product is adsorbed by the negative pressure acupuncture points 420 in the Z direction,
then the downward pressing corner cylinder 500 and the horizontal positioning reference block are loosened, so that the periphery 110 and the middle hole position 120 of the product can be processed at one time, the positioning reference block is prevented from being repeatedly opened for processing, and the processing time is shortened.
After the product is clamped, the product is automatically switched to a negative pressure acupuncture point 420 to adsorb the product, the surrounding positioning reference blocks are opened, all positions of the bottom plate can be machined, the positioning reference blocks at the machining positions do not need to be adjusted manually, the periphery and hole positions can be machined once by CNC finish machining, and repeated clamping is avoided.
The utility model discloses the clamping process of the fixed frock of battery tray bottom plate CNC finish machining is:
the product is clamped on a workbench of the tool,
the positioning in the direction X, Y is realized by the large X-direction positioning cylinder 310 and the large Y-direction positioning cylinder 330, the product is positioned and clamped again by the small X-direction positioning cylinder 320 and the small Y-direction positioning cylinder 340,
secondly, the product 100 to be processed can be pressed and positioned in the Z direction by pressing the corner cylinder 500 downwards, then negative pressure is formed inside the airflow channel 430 of the air pressure structure plate 410, all contact points in the vertical direction are ensured to be attached to the product 100 to be processed in a floating way through the negative pressure acupuncture points 420, the product is adsorbed in the Z direction through the negative pressure acupuncture points 420,
after the product is clamped, since the product is absorbed by the negative pressure acupuncture points 420 and the lower pressure corner cylinder 500 and the horizontal positioning reference block are released,
and then, performing finish machining in CNC equipment, and finishing the periphery 110 and the hole positions 120 of the product to be machined 100.
The utility model discloses the beneficial effect of the fixed frock of battery tray bottom plate CNC finish machining is:
the positioning requirement of the product in the horizontal direction can be effectively guaranteed, the product is in a global clamping state, suspension of supporting points is avoided, the periphery and hole positions can be machined at one time by CNC finish machining, and repeated clamping is avoided;
the negative pressure acupuncture points are adopted to ensure that all contact points in the vertical direction are in floating attachment with the product, the positioning reference block is loosened after the product is adsorbed by the negative pressure acupuncture points, the product can be processed at one time, the positioning reference block is prevented from being repeatedly opened for processing, and the processing time is shortened.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all of which utilize the equivalent structure or equivalent flow transformation made by the content of the specification of the present invention, or directly or indirectly applied to other related technical fields, all included in the same way in the patent protection scope of the present invention.
Claims (9)
1. The utility model provides a frock is fixed in finish machining of battery tray bottom plate CNC, its characterized in that includes: the frock main part, the frock main part includes:
the product to be processed is arranged on the air pressure structural plate;
the horizontal positioning mechanism is used for clamping a product to be processed in the horizontal positioning mechanism and positioning the product in the direction X, Y through the horizontal positioning mechanism;
and the negative pressure acupuncture point adsorption mechanism is used for floating and pasting the product to be processed on all contact points in the vertical direction of the negative pressure acupuncture point adsorption mechanism, and adsorbing the product in the Z direction through the negative pressure acupuncture point adsorption mechanism.
2. The CNC fine machining fixing tool for the bottom plate of the battery tray as claimed in claim 1, wherein machining positions of a product to be machined are hole positions on the periphery and the middle of the product, and a convex shape is formed.
3. The CNC fine machining fixing tool for the bottom plate of the battery tray as claimed in claim 1, wherein the horizontal positioning mechanism comprises an X-direction positioning large cylinder, a Y-direction positioning large cylinder, an X-direction positioning small cylinder and a Y-direction positioning small cylinder,
the X-direction positioning large cylinder and the X-direction positioning small cylinder are clamped at the left side and the right side of a product to be processed to realize the X-direction positioning of the product,
the Y-direction positioning large cylinder and the Y-direction positioning small cylinder are clamped at the front side and the rear side of a product to be processed to realize Y-direction positioning of the product.
4. The CNC fine machining fixing tool for the battery tray base plate as claimed in claim 3, wherein the X-direction positioning large air cylinder and the X-direction positioning small air cylinder are provided with X-direction positioning reference blocks at the upper end portions, and the Y-direction positioning large air cylinder and the Y-direction positioning small air cylinder are provided with Y-direction positioning reference blocks at the end portions.
5. The CNC fine machining fixing tool for the bottom plate of the battery tray as claimed in claim 1, wherein a pressing corner cylinder is further arranged around the tool main body, and a product to be machined can be pressed and positioned in the Z direction through the pressing corner cylinder.
6. The CNC fine machining fixing tool for the bottom plate of the battery tray as claimed in claim 5, wherein the negative pressure acupuncture point adsorption mechanism comprises negative pressure acupuncture points on the air pressure structural plate and an air flow channel embedded in the air pressure structural plate, and a product to be processed is tightly adsorbed on the negative pressure acupuncture points through negative pressure air flow in the air flow channel.
7. The CNC fine machining fixing tool for the bottom plate of the battery tray as claimed in claim 6, wherein negative pressure acupuncture points are arranged on the periphery of the air pressure structure plate and matched with the periphery of the bottom of the product to be machined, and the product to be machined is adsorbed in a Z-direction negative pressure mode through the negative pressure acupuncture points.
8. The CNC fine machining fixing tool for the bottom plate of the battery tray as claimed in claim 7, wherein an air pipe is directly installed inside the air flow channel, and an air suction end of the air flow channel is connected with an air pump.
9. The CNC finishing fixing tool for the bottom plate of the battery tray as claimed in claim 8, wherein the positions of the air holes on the negative pressure acupuncture points are matched with the positions of the air flow channels in the air pressure structure plate, and the negative pressure acupuncture points tightly adsorb the product.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020351527.XU CN212071190U (en) | 2020-03-19 | 2020-03-19 | CNC (computer numerical control) finish machining fixing tool for bottom plate of battery tray |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020351527.XU CN212071190U (en) | 2020-03-19 | 2020-03-19 | CNC (computer numerical control) finish machining fixing tool for bottom plate of battery tray |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111283457A (en) * | 2020-03-19 | 2020-06-16 | 纽维科精密制造江苏有限公司 | CNC (computer numerical control) finish machining fixing tool for bottom plate of battery tray |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111283457A (en) * | 2020-03-19 | 2020-06-16 | 纽维科精密制造江苏有限公司 | CNC (computer numerical control) finish machining fixing tool for bottom plate of battery tray |
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