CN217798641U - Wire bending die - Google Patents
Wire bending die Download PDFInfo
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- CN217798641U CN217798641U CN202221722294.5U CN202221722294U CN217798641U CN 217798641 U CN217798641 U CN 217798641U CN 202221722294 U CN202221722294 U CN 202221722294U CN 217798641 U CN217798641 U CN 217798641U
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Abstract
The utility model discloses a wire bending die, which belongs to the die field and comprises a lower die and a feed channel, wherein the surface of one end of the lower die is provided with the feed channel, the feed channel is in an open structure on one side of the lower die, one end of one side surface of the lower die is provided with a bending cavity, the inner cavity of the bending cavity is provided with a positioning pin, the middle part of the positioning pin is provided with a first through groove in a penetrating way, one side of the bending cavity is provided with a bending cavity, the bending cavity is in a circular structure, the cavity in the bending cavity is rotatably provided with a transmission shaft, the surface of the transmission shaft is sleeved with an eccentric pin, the surface of the eccentric pin is provided with a second through groove in a penetrating way, the second through groove is positioned between the wall of the eccentric pin cavity and the transmission shaft, and an upper die is arranged above the lower die; this is novel when processing into circular structure and right angle structure respectively with solving current wire rod bending die frame with the wire rod both ends, need fall into two steps, greatly reduced the problem to work piece preparation efficiency.
Description
Technical Field
The utility model relates to a mould field, more specifically say, relate to a wire rod bending die.
Background
The wire rod mould makes the blank become the tool with the preparation of specific shape and size under the exogenic action, and mould structural design and parameter selection must consider factors such as rigidity, guidance quality, discharge mechanism, positioning method, clearance size. The wearing parts on the mould should be easy to replace. For plastic molds and die casting molds, reasonable gating systems, molten plastic or metal flow conditions, and the location and direction of entry into the mold cavity also need to be considered. In order to improve the productivity and reduce the runner casting loss, a multi-cavity mold can be adopted, and a plurality of same or different products can be simultaneously finished in one mold. High efficiency, high accuracy and long service life moulds are adopted in mass production, but when the two ends of the wire are respectively processed into a circular structure and a right-angle structure by the existing wire bending mould frame, the two steps are required, and the manufacturing efficiency of the workpiece is greatly reduced.
SUMMERY OF THE UTILITY MODEL
1. Technical problem to be solved
Problem to exist among the prior art, an object of the utility model is to provide a wire rod bending die, go up the mould and push down, the rack links to each other with the drive gear meshing, thereby can make rack and drive gear mutually support and drive the eccentric pin through the transmission shaft and rotate, the eccentric pin passes through the groove and advances the intracavity that curls with wire rod one end circle when rotating No. two, the eccentric pin is when continuing to rotate, accessible eccentric pin outer wall extrudees the wire rod with curling intracavity wall, it is circular structure to make the wire rod crooked, it will push down the seat and stretch into the intracavity with cutting knife bottom to go up mould lower surface one end, wherein cut down the laminating of intracavity wall with buckling, it is less than the bottom of pushing down the seat to cut off the sword bottom simultaneously, thereby make when pushing down and cut off the sword at first contact the wire rod, can cut off the wire rod through cutting off the sword, the wire rod is pushed down through pushing down the seat to the wire rod one end that cuts off after being cut off, it is 90 degrees to buckle under the cooperation of eccentric pin, moreover, the bending operation at one-step can accomplish the wire rod both ends and bending operation, can effectively promote the preparation efficiency to the work piece, with the wire rod mould frame that the current wire rod becomes two wire rod bending structures respectively, the right angle greatly reduced the work piece.
2. Technical scheme
In order to solve the above problems, the utility model adopts the following technical proposal.
The utility model provides a wire rod bending die, includes bed die and feedstock channel, feedstock channel has been seted up to bed die one end surface, feedstock channel is uncovered formula structure in bed die one side, the chamber of buckling has been seted up to the one end of bed die one side surface, the intracavity chamber of buckling is equipped with the locating pin, the locating pin middle part is run through and has been seted up one number and runs through the groove, the chamber of buckling has been seted up one side and has been curled, the chamber of curling is circular structure, it is equipped with the transmission shaft to curl the intracavity chamber rotation, transmission shaft surface cover is equipped with eccentric round pin, eccentric round pin surface runs through and has been seted up No. two numbers and run through the groove, no. two numbers run through the groove and are located between eccentric round pin chamber wall and the transmission shaft.
Further, the feeding channel, the first through groove and the second through groove are on the same horizontal line.
Further, a lower die is arranged above the upper die, a rack is welded on one side of the upper die, a driving gear is connected to one end of the transmission shaft, and the driving gear is meshed with the rack.
Furthermore, a baffle is movably inserted into one end of the upper surface of the lower die, which is far away from the feeding channel.
Furthermore, one end of the lower surface of the upper die is connected with a lower pressing seat, and the bottom of the lower pressing seat is movably connected with the inner cavity of the bending cavity in an inserting mode.
Further, press seat one side surface mounting down to have and cut the sword, cut the sword and buckle the intracavity wall and laminate.
3. Advantageous effects
Compared with the prior art, the utility model has the advantages of:
(1) According to the technical scheme, the upper die is pressed downwards, the rack is meshed with the driving gear and is connected with the driving gear, the rack and the driving gear can be matched with each other to drive the eccentric pin to rotate through the transmission shaft, the eccentric pin can penetrate through the groove II to enable one end of the wire to be looped into the curling cavity when rotating, the eccentric pin can extrude the wire through the outer wall of the eccentric pin and the inner wall of the curling cavity when continuing to rotate, the wire is bent to be of a circular structure, the lower surface end of the upper die is used for stretching the pressing seat and the bottom of the cutting knife into the bending cavity, the cutting knife is attached to the inner wall of the bending cavity, the bottom of the cutting knife is lower than the bottom of the pressing seat, the cutting knife is firstly contacted with the wire when pressing downwards, the wire can be cut off through the cutting knife, one end of the cut-off wire is pressed downwards through the pressing seat after the wire is cut off, the wire is bent to be 90 degrees under the matching effect of the eccentric pin, the structure is simple, the bending and can further complete the bending operation of the two ends of the wire, and the manufacturing efficiency of a workpiece can be effectively improved.
(2) According to the technical scheme, the feeding channel is designed in an open mode on one side of the lower die, and after the upper die moves upwards, the formed part can be taken out from the feeding channel, so that the demolding is quicker.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic view of another perspective structure of the present invention;
fig. 3 is a schematic sectional view of the present invention;
fig. 4 is a schematic view of the upper mold structure of the present invention.
The reference numbers in the figures illustrate:
1. a lower die; 101. a feed channel; 2. a bending cavity; 201. positioning pins; 202. a first through groove; 203. a crimping chamber; 204. a drive shaft; 205. an eccentric pin; 206. a second through groove; 3. an upper die; 301. a rack; 302. a drive gear; 4. a baffle plate; 5. pressing down the base; 501. a cutting knife.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.
The embodiment is as follows:
please refer to fig. 1-4, a wire rod bending die, including bed die 1 and feedstock channel 101, feedstock channel 101 has been seted up on 1 one end surface of bed die, feedstock channel 101 is open structure in 1 one side of bed die, the one end of 1 side surface of bed die has been seted up and has been buckled chamber 2, 2 inner chambers in the chamber of buckling are equipped with locating pin 201, locating pin 201 middle part is run through and has been seted up one number and run through groove 202, 2 one side in the chamber of buckling has been seted up and has been curled chamber 203, curled chamber 203 is circular structure, it is equipped with transmission shaft 204 to curl the rotation of chamber 203 inner chamber, transmission shaft 204 surface cover is equipped with eccentric pin 205, eccentric pin 205 surface runs through and has been seted up two numbers and run through groove 206, no. two numbers run through groove 206 and be located between eccentric pin 205 chamber wall and the transmission shaft 204.
Referring to fig. 3, the feeding passage 101, the first through groove 202 and the second through groove 206 are in a horizontal line, and the feeding passage 101, the first through groove 202 and the second through groove 206 are in a horizontal line, so that the wire can be inserted into the cavity of the lower mold 1 through the feeding passage 101.
Referring to fig. 1, an upper mold 3 is arranged above the lower mold 1, a rack 301 is welded on one side of the upper mold 3, a driving gear 302 is connected to one end of the transmission shaft 204, the driving gear 302 is meshed with the rack 301, the upper mold 3 is pressed downwards, the rack 301 is meshed with the driving gear 302, and therefore the rack 301 and the driving gear 302 can be matched with each other to drive the eccentric pin 205 to rotate through the transmission shaft 204.
Referring to fig. 1 and 3, a baffle 4 is movably inserted into one end of the upper surface of the lower die 1, which is far away from the feeding channel 101, and one end of the wire can be limited by the baffle 4 after the wire is inserted into the feeding channel 101.
Referring to fig. 3 and 4, 3 lower surface one ends of upper die set are connected with down and press seat 5, press seat 5 bottom and 2 inner chambers of the chamber of buckling activity grafting to link to each other down, 5 side surface mounting on the lower seat has the sword 501 of cutting, cut sword 501 and 2 inner walls of the chamber of buckling and laminate mutually, cut the bottom of sword 501 simultaneously and be less than the bottom of pressing seat 5 down to make when pushing down cut sword 501 at first contact the wire rod, can cut off the wire rod through cutting sword 501, the wire rod is pushed down through pressing seat 5 wire rod one end of cutting off after being cut off, and the wire rod is bent under eccentric pin 205's cooperation and is 90 degrees.
When in use: the feeding channel 101, the first penetrating groove 202 and the second penetrating groove 206 are on the same horizontal line, so that wires can be inserted into an inner cavity of the lower die 1 through the feeding channel 101, the baffle 4 is movably inserted into one end of the lower die 1, one end of the wires can be limited through the baffle 4 after being inserted into the feeding channel 101, the upper die 3 is pressed downwards, the rack 301 is meshed with the driving gear 302, the rack 301 and the driving gear 302 can be matched with each other to drive the eccentric pin 205 to rotate through the transmission shaft 204, the eccentric pin 205 can enable one end of the wires to be looped into the curling cavity 203 through the second penetrating groove 206 when rotating, the eccentric pin 205 can extrude the wires through the outer wall of the eccentric pin 205 and the inner wall of the curling cavity 203 when continuing to rotate, the wires are bent to form a circular structure, the lower pressing seat 5 and the bottom of the cutting knife 501 are inserted into the bending cavity 2 at one end of the lower surface of the upper die 3, the cutting knife 501 is attached to the inner wall of the bending cavity 2, meanwhile, the bottom of the cutting knife 501 is lower pressing seat 5 is lower end of the cutting knife, and the wire 90 can be taken out after being cut into the upper die through the eccentric pin, and the eccentric pin 205, and the wire can be taken out of the upper die after being pressed.
The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.
Claims (6)
1. The utility model provides a wire rod bending die, includes bed die (1) and feedstock channel (101), feedstock channel (101) have been seted up to bed die (1) one end surface, feedstock channel (101) are uncovered formula structure, its characterized in that in bed die (1) one side: bending cavity (2) have been seted up to the one end of bed die (1) side surface, bending cavity (2) inner chamber is equipped with locating pin (201), locating pin (201) middle part is run through and has been seted up one number and is run through groove (202), bending cavity (2) one side has been seted up and has been curled chamber (203), it is circular structure to curl chamber (203), it is equipped with transmission shaft (204) to curl chamber (203) inner chamber rotation, transmission shaft (204) surface cover is equipped with eccentric round pin (205), eccentric round pin (205) surface runs through and has been seted up No. two numbers and runs through groove (206), no. two numbers run through groove (206) and are located between eccentric round pin (205) chamber wall and transmission shaft (204).
2. A wire bending die according to claim 1, wherein: the feed channel (101), the first through groove (202) and the second through groove (206) are on the same horizontal line.
3. A wire bending die according to claim 1, wherein: lower mould (1) top is equipped with mould (3), it has rack (301) to go up mould (3) one side welding, transmission shaft (204) one end is connected with drive gear (302), drive gear (302) link to each other with rack (301) meshing.
4. A wire bending die according to claim 1, wherein: and a baffle (4) is movably inserted into one end of the upper surface of the lower die (1) far away from the feeding channel (101).
5. A wire bending die according to claim 3, wherein: one end of the lower surface of the upper die (3) is connected with a lower pressing seat (5), and the bottom of the lower pressing seat (5) is movably connected with the inner cavity of the bending cavity (2) in an inserted manner.
6. A wire bending die according to claim 5, wherein: push down seat (5) one side surface mounting and have and cut sword (501), cut sword (501) and the laminating of chamber (2) inner wall of buckling mutually.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202221722294.5U CN217798641U (en) | 2022-07-04 | 2022-07-04 | Wire bending die |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202221722294.5U CN217798641U (en) | 2022-07-04 | 2022-07-04 | Wire bending die |
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CN217798641U true CN217798641U (en) | 2022-11-15 |
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CN202221722294.5U Active CN217798641U (en) | 2022-07-04 | 2022-07-04 | Wire bending die |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN117324506A (en) * | 2023-10-23 | 2024-01-02 | 南通成科精密铸件有限公司 | Bending device for processing aluminum alloy automobile parts |
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2022
- 2022-07-04 CN CN202221722294.5U patent/CN217798641U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN117324506A (en) * | 2023-10-23 | 2024-01-02 | 南通成科精密铸件有限公司 | Bending device for processing aluminum alloy automobile parts |
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