CN114011915B - Processing equipment for bending proximal femur bone plate - Google Patents
Processing equipment for bending proximal femur bone plate Download PDFInfo
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- CN114011915B CN114011915B CN202111192019.7A CN202111192019A CN114011915B CN 114011915 B CN114011915 B CN 114011915B CN 202111192019 A CN202111192019 A CN 202111192019A CN 114011915 B CN114011915 B CN 114011915B
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/02—Bending sheet metal along straight lines, e.g. to form simple curves on press brakes without making use of clamping means
- B21D5/029—Bending sheet metal along straight lines, e.g. to form simple curves on press brakes without making use of clamping means with shearing devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/14—Particular arrangements for handling and holding in place complete dies
Abstract
The utility model relates to a processing equipment for bending femur near-end joint bone plate belongs to the field of medical instrument production and processing, and it includes first die carrier and second die carrier, be equipped with first die holder and first template on the first die carrier, first die holder slides with first template relatively, be equipped with second die holder and second template on the second die carrier, second template slides with the second die holder relatively, first die holder and second die holder all are used for placing the mainboard of bone plate, first die carrier is used for bending shaping buckle board, the second die carrier is used for bending shaping hook plate. According to the method, the two sets of bending dies are arranged, the bone fracture plate is subjected to step bending processing, the bone fracture plate is molded to form the buckling plate and the hook plate structure respectively, and the effect of improving the angle precision of the hook plate during molding is achieved.
Description
Technical Field
The application relates to the field of medical instrument production and processing, in particular to processing equipment for bending a proximal femur bone plate.
Background
Proximal femur refers to the end of the femur near the crotch, where the proximal femur is typically surgically treated with a bone plate.
The structure of bone fracture plate is as shown in fig. 1, including mainboard 1, offer a plurality of mounting holes that are used for wearing to establish bone screw on the mainboard 1, the one end of mainboard 1 is provided with the cooperation structure that is used for cooperating the femur tip, and the cooperation structure includes buckling plate 12 and hook plate 13, buckling plate 12 and mainboard 1 integrated into one piece, hook plate 13 and buckling plate 12 integrated into one piece and its one end that is located buckling plate 12 and keeps away from mainboard 1. The clasp plate 12 is an arc-shaped plate that allows the bone plate to have a groove-like configuration that engages the outside of the greater trochanter at the end of the femur, with the hook plate 13 forming a hanging state on the top of the greater trochanter on the side of the greater trochanter facing the trochanter fossa.
The buckling plate and the hook plate are formed by bending, the angle of the buckling plate and the bending angle of the hook plate are also greatly different due to the structural limitation of the end part of the femur, and the bending processing of the hook plate needs to take the end part of the buckling plate as a reference, so that the single bending processing is difficult to simultaneously control the angle precision of the buckling plate and the hook plate.
Disclosure of Invention
In order to ameliorate the above problems, the present application provides a machining apparatus for bending a proximal femoral bone plate.
The application provides a processing equipment for bending proximal femur joint bone plate adopts following technical scheme:
the processing equipment comprises a first die holder and a second die holder, wherein the first die holder and the first die plate are arranged on the first die holder, the first die holder and the first die plate slide relatively, the second die holder and the second die plate are arranged on the second die holder, the second die plate and the second die holder slide relatively, the first die holder and the second die holder are both used for placing a main plate of the bone plate, the first die holder is used for bending and forming a buckling plate, and the second die holder is used for bending and forming a hook plate.
Through adopting above-mentioned technical scheme, first die carrier is bent shaping with panel and is gone out the buckle slab, and then the panel that has the buckle slab of shaping is bent out the hook plate on the second die carrier, and wherein the bending point and the basis of bending when the second shaping all possess higher certainty to this angle precision when having improved the hook plate and having bent the shaping has improved the whole manufacturing accuracy of bone fracture plate.
Preferably, the second die holder is rotationally connected with a die block, a forming groove is formed in one side, facing the main board, of the die block, a forming male die is arranged on the second die plate, one end of the forming male die is fixedly connected with a male die block, the male die block and the bottom of the forming groove are respectively located on two opposite sides of the hook plate, and a rotating plane of the die block relative to the second die holder is parallel to a straight line where the second die plate and the second die holder are located in a relative moving direction.
By adopting the technical scheme, when the hook plate is bent, the die block serving as the die rotates, so that a larger bending angle can be obtained at the bending part which can be processed by the die block, and the forming of the hook plate is facilitated.
Preferably, the second die holder comprises a base and a placing table, the base is in sliding connection with the placing table, the sliding direction of the placing table relative to the base is consistent with the relative moving direction of the second die plate and the second die holder, and the main board is positioned on the placing table; the utility model discloses a die, including placing platform, concave module, driving groove, compound die limit and die opening limit, place platform towards the one end fixedly connected with of concave module, the transmission groove has been seted up towards the bellied one side of starting to the concave module, the starting is protruding to be located the transmission inslot, the relative cell wall of transmission groove is compound die limit and die opening limit respectively, compound die limit and die opening limit are located the both ends that start the protruding direction of moving along with placing the platform respectively.
Preferably, the base is fixedly connected with a guide post, the length direction of the guide post is parallel to the moving direction of the placing table, the guide post penetrates into the placing table, a reset spring is arranged between the base and the placing table, one end of the reset spring is fixedly connected with the base, and the other end of the reset spring is fixedly connected with the placing table.
Through adopting above-mentioned technical scheme, the second template removes and carries out the butt to place the platform and promote, or the second template leaves and places the platform, and reset spring promotes to place the platform and resets, and the in-process is placed the platform and is carried the start-up protruding removal, and the start-up protruding will carry out the butt to the compound die limit of transmission groove and the close mould limit respectively, and the die piece is pushed and is rotated to this realizes the rotation control to the die piece.
Preferably, the first die holder and the second die holder are respectively provided with a placing groove, the bottom of each placing groove is attached to the board surface of the main board, and the groove walls of the placing grooves are provided with positioning notches.
In order to ensure that the plate has higher position stability in the bending process, the two sides of the bone fracture plate are fixedly connected with the positioning plates; through adopting above-mentioned technical scheme, when bone fracture plate is located the standing groove, the locating plate is placed in the location breach, and bone fracture plate just can't follow the length direction removal of standing groove, has improved bone fracture plate's position state stability.
Preferably, the second die carrier is provided with a broken edge mechanism, the broken edge mechanism comprises a cutter and a control assembly, the cutter and the second die plate slide relatively, the sliding direction of the cutter is perpendicular to the plate surface of the main plate, the cutting edge of the cutter faces the positioning notch, and the control assembly is used for controlling the cutter to move.
Through adopting above-mentioned technical scheme, after the processing of bending for the second time is accomplished, the cutter of broken limit mechanism removes towards the locating plate, cuts the locating plate from the bone plate to make the final shaping of bone plate.
Preferably, a discharging channel is formed in the second template, and one end of the discharging channel is communicated with the positioning notch.
By adopting the technical scheme, the locating plate separated from the bone fracture plate can leave the second die holder from the discharging channel by the self gravity.
Preferably, the control assembly comprises a driving motor, a driving gear, a driving rack, a connecting gear and a transmission rack, wherein the driving motor is arranged on the second template, the driving motor is used for controlling the driving gear to rotate, the driving rack and the transmission rack are both connected with the second template in a sliding manner, the driving gear is meshed with the driving rack, the connecting gear is rotationally connected with the second template, the driving rack and the transmission rack are both meshed with the connecting gear, the transmission rack is fixedly connected with the cutter, and the moving direction of the transmission rack is consistent with that of the cutter.
Through adopting above-mentioned technical scheme, driving motor provides power, and other parts such as driving gear transmit driving motor applied moment of torsion, and final conversion is to the thrust that can promote the cutter removal, reaches the purpose that the cutter was cut off the material of drive.
Preferably, the edge breaking mechanism further comprises a travel switch, the travel switch is located on the second template, a starting block for triggering the travel switch is arranged on the second die holder, and the travel switch is electrically connected with the driving motor.
By adopting the technical scheme, the travel switch can ensure that the second die carrier is in the die assembly state when the driving motor is started, so that the occurrence of accidental starting of the driving motor in the incomplete die assembly state is reduced.
In summary, the present application includes at least one of the following beneficial technical effects:
1. through the arrangement of the first die carrier and the second die carrier, during the first processing, the first die carrier bends the plate to form the buckling plate, and then the plate with the formed buckling plate is bent on the second die carrier to form the hook plate, wherein the bending point and the bending base (namely the edge of the buckling plate) during the second forming have higher certainty, so that the angle precision of the bending forming of the hook plate is improved, and the overall manufacturing precision of the bone plate is improved;
2. through setting up of start-up arch, drive slot, die sinking limit and compound die limit, when placing the platform and carrying start-up arch and remove, start-up arch will exert thrust to die sinking limit or compound die limit and make the die piece receive the promotion and rotate, and compound die limit is promoted and makes the die piece rotate, and when the compound die limit was rotated, the grooved surface in the shaping groove on the concave module will paste and bend the shaping with the hook plate jointly with the punch die piece with the panel one side that deviates from the punch die piece.
Drawings
Fig. 1 is a schematic view of a bone plate used to embody the prior art.
Fig. 2 is a schematic structural diagram of a first scaffold according to an embodiment of the present application.
Fig. 3 is a schematic structural view of the female module in a mold clamping state according to an embodiment of the present application.
Fig. 4 is a schematic structural diagram of the female module in the open mold state according to the embodiment of the present application.
Fig. 5 is a schematic structural diagram for embodying a broken edge mechanism in an embodiment of the present application.
Fig. 6 is a schematic cross-sectional view of an embodiment of the present application for embodying the principles of operation of the edge breaking mechanism.
Reference numerals illustrate: 1. a main board; 11. a positioning plate; 12. a buckling plate; 13. a hook plate; 14. a blank plate; 141. a middle-stage plate; 142. a finished bone plate; 2. a first mold frame; 21. a first template; 211. bending the bulge; 22. a first die holder; 221. bending the groove; 23. a placement groove; 231. positioning the notch; 3. a second mold frame; 31. a second template; 311. forming a male die; 312. a male module; 32. a second die holder; 321. a base; 322. a placement table; 3221. starting the bulge; 323. a guide post; 324. a return spring; 325. a discharge channel; 33. a concave module; 331. a forming groove; 332. a transmission groove; 333. closing mold edges; 334. opening the mold edge; 4. a broken edge mechanism; 41. a cutter; 42. a travel switch; 421. a start block; 43. a control assembly; 431. a driving motor; 432. a drive gear; 433. a drive rack; 434. a connecting gear; 435. and (5) driving the rack.
Detailed Description
The present application is described in further detail below in conjunction with figures 2-6.
The embodiment of the application discloses processing equipment for bending a proximal femur bone plate, which comprises a first die frame 2 and a second die frame 3, as shown in fig. 2 and 3, wherein the first die frame 2 is used for performing first bending processing on an original plate of the bone plate and is used for forming a buckling plate 12 of the bone plate; the second die carrier 3 is used for performing second bending processing on the bone fracture plate subjected to the first bending processing, and is used for forming a hook plate 13 positioned at the end part of the buckling plate 12.
As shown in fig. 2, a first die plate 21 and a first die holder 22 are disposed on the first die holder 2, a second die holder 32 and a second die plate 31 are disposed on the second die holder 3, wherein the first die plate 21 and the second die plate 31 respectively serve as male dies in bending molding, the first die holder 22 and the second die holder 32 respectively serve as female dies in bending molding, and a power system (not shown in the figure) for controlling sliding of the first die plate 21 and the second die plate 31 relative to the first die holder 22 and the second die holder 32 respectively is disposed in the first die holder 2 and the second die holder 3. In the processing and manufacturing process of the bone fracture plate, positioning plates 11 integrally formed with the main plate 1 are reserved on two opposite sides of the main plate 1 part of the bone fracture plate, a placing groove 23 for placing the main plate 1 of the bone fracture plate is formed in each of the first die holder 22 and the second die holder 32, the depth direction of the placing groove 23 is consistent with the sliding direction of the first die plate 21 or the second die plate 31, and a positioning notch 231 for accommodating the positioning plates 11 is formed in the groove wall of the placing groove 23; in the process of bending the plate, the positioning notch 231 and the positioning groove cooperate with each other to limit the plate in the direction perpendicular to the punching direction.
As shown in fig. 2 and 3, the bone plate is a blank plate 14 before processing, the blank plate 14 is changed into a middle-stage plate 141 after first bending processing, the middle-stage plate 141 comprises a buckling plate 12 and a main plate 1, and the middle-stage plate 141 is changed into a finished bone plate 142 after second bending forming. The first template 21 has the protruding 211 of bending towards one side integrated into one piece of first die holder 22, has seted up the recess 221 of bending on the first die holder 22, and the recess 221 of bending is located the one end of standing groove 23 and both intercommunicate. After the first template 21 moves towards the first die holder 22, the bottom of the bending groove 221 and the bending protrusion 211 respectively squeeze the blank plate 14 from two opposite sides, so that the buckling plate 12 is formed; the bending protrusion 211 corresponds to a concave side of the buckling plate 12, and the bending groove 221 corresponds to an arched side of the buckling plate 12. After the first die frame 2 is opened, the intermediate plate 141 is molded, and the intermediate plate 141 is taken out from the first die holder 22.
As shown in fig. 3 and 4, a female die block 33 is rotatably connected to one end of the second die holder 32 located at the placement groove 23, a forming groove 331 is formed on one side of the female die block 33, a forming male die 311 is fixedly connected to one side of the second die holder 32, which faces the second die holder 31, and the forming male die 311 is matched with the placement groove 23. One end of the molding male die 311 is integrally molded with a male die block 312, the male die block 312 is matched with a molding groove 331 of the female die block 33 to bend the end of the buckling plate 12 out of the hook plate 13, the rotation plane of the female die block 33 is parallel to the moving direction of the second die plate 31, and when the intermediate plate 141 is placed in the second die holder 32, the rotation direction of the female die block 33 corresponds to the bending direction of the hook plate 13.
As shown in fig. 3 and 4, the second mold base 32 is divided into a base 321 and a placement table 322, wherein the base 321 is fixedly connected with the second mold base 3, the placement groove 23 is located on the placement table 322, the placement table 322 is slidably connected with the base 321, and the moving direction of the placement table 322 is consistent with the sliding direction of the second mold plate 31. The base 321 is fixedly connected with a guide post 323, the length direction of the guide post 323 is parallel to the moving direction of the placing table 322, and the guide post 323 is inserted into the placing table 322 and is in transition fit with the placing table 322; the base 321 is also provided with a return spring 324, the axis of the return spring 324 is parallel to the axis of the guide post 323, two ends of the return spring 324 are respectively fixedly connected with the base 321 and the placing table 322, and the return spring 324 is always in a compressed state.
As shown in fig. 3 and 4, the place table 322 is integrally formed with a start protrusion 3221 toward the concave module 33, the concave module 33 is provided with a transmission groove 332 for matching with the start protrusion 3221, and the surface of the start protrusion 3221 and the groove surface of the transmission groove 332 are cambered surfaces and are mutually attached. The opposite groove walls of the transmission groove 332 are a mold clamping side 333 and a mold opening side 334, the mold clamping side 333 and the mold opening side 334 are respectively positioned at two ends of the movement direction of the starting protrusion 3221, the starting protrusion 3221 pushes the mold clamping side 333 or the mold opening side 334 when moving along with the placing table 322, and the concave module 33 rotates under the action of pushing force.
As shown in fig. 3 and 4, the molded intermediate plate 141 is taken out from the first die holder 22 and put on the second die holder 32, the main plate 1 is positioned in the placement groove 23, and the buckling plate 12 is positioned at one end of the placement groove 23 close to the concave module 33; the second template 31 moves towards the second die holder 32, the forming male die 311 is abutted with one side of the main board 1 away from the bottom of the groove 23, and meanwhile, the male die 312 is abutted with one concave side of the buckling board 12, the forming male die 311 applies thrust to the placing table 322 through the middle plate 141, so that the placing table 322 moves towards the direction of compressing the return spring 324, in the process, the starting protrusion 3221 pushes the die clamping edge 333 to rotate the female die 33, and when the placing table 322 is pushed to the limit position, the bottom of the forming groove 331 and the male die 312 are respectively abutted with two opposite sides of the end of the buckling board 12 away from the main board 1, so that the end of the buckling board 12 is bent to form the hook board 13. When the mold is opened, the second mold plate 31 moves away from the second mold base 32, the placing table 322 also moves close to the second mold plate 31 under the action of the thrust of the return spring 324, the protrusion 3221 is started to push the mold opening edge 334, the concave module 33 reversely rotates, the mold opening is completed, and the finished bone plate 142 is taken off from the second mold base 32.
As shown in fig. 3, after the second bending process, the intermediate plate 141 is processed into a finished bone plate 142, and the finished bone plate 142 is further processed by cutting off the positioning plate 11 on the main plate 1. The second die frame 3 is provided with a broken edge mechanism 4, and the broken edge mechanism 4 is used for cutting the positioning plate 11 after the bone plate 142 is manufactured.
As shown in fig. 3, 5 and 6, the edge breaking mechanism 4 includes cutters 41, a control assembly 43 and a travel switch 42, the number of cutters 41 is the same as that of the positioning plates 11 and a single cutter 41 corresponds to one positioning plate 11, and the control assembly 43 includes a driving motor 431, a driving gear 432, a driving rack 433, a connecting gear 434 and a transmission rack 435, wherein the number of the rest of the components is two except for the number of the driving motor 431 and the driving gear 432. The driving motor 431 is installed on one side of the second die plate 31, which is far away from the second die holder 32, the driving gear 432 is coaxially and fixedly connected to an output shaft of the driving motor 431, two driving racks 433 are slidably connected with the second die plate 31, the two driving racks 433 are simultaneously meshed with the driving gear 432, and when the driving gear 432 rotates unidirectionally, the two driving racks 433 move along opposite directions. The connecting gear 434 is rotationally connected with the second template 31, the transmission racks 435 are slidingly connected with the second template 31, the moving direction of the transmission racks 435 is vertical to the plate surface of the main plate 1, and one end of each transmission rack 435 is fixedly connected with one cutter 41. Two drive racks 433 each engage one of the connection gears 434 while each of the connection gears 434 engages one of the transmission racks 435, whereby when the drive motor 431 rotates, the drive gear 432 rotates, driving the drive rack 433 to move, the drive rack 433 drives the connection gears 434 to rotate, and the connection gears 434 in turn drive the transmission racks 435 and the cutter 41 to move.
As shown in fig. 6, the two cutters 41 are respectively positioned at two opposite sides of the forming male die 311, the cutting edge of the cutter 41 is positioned at one side of the cutter facing away from the transmission rack 435, and the cutting edge of the cutter 41 faces the joint of the positioning plate 11 and the main plate 1; in order to improve the smoothness of the cutting process, the length of the cutting edge of the cutter 41 is greater than the width of the positioning plate 11, so that a chamfer structure is arranged at the communication position between the positioning notch 231 and the placement groove 23 to reduce the influence of the placement table 322 on the space of the cutter 41. The placing table 322 and the base 321 are provided with the discharging channel 325, the discharging channel 325 on the placing table 322 is communicated with the bottom of the positioning notch 231, when the placing table 322 is pressed to the shortest length of the return spring 324, the placing table 322 is communicated with the discharging channel 325 on the base 321, and at the moment, the positioning notch 231 is communicated with the outer space of the second die holder 32. In order to smoothly discharge the positioning plate 11 separated from the main plate 1, the cross-sectional size of the discharge passage 325 is larger than that of the positioning notch 231.
As shown in fig. 3, the travel switch 42 is installed at the edge of the second template 31 near the second die holder 32, a starting block 421 for triggering the travel switch 42 is fixedly connected to the second die holder 32, and the travel switch 42 is electrically connected with a driving motor 431; when the placement stage 322 is pushed to a state where the return spring 324 is at the shortest length, the start block 421 triggers the travel switch 42, and the drive motor 431 is started.
The implementation principle of the processing equipment for bending the proximal femur bone plate is as follows:
the blank plate 14 is placed in the first die holder 22, the first die plate 21 moves to bend for the first time, the blank plate 14 is processed into a middle-stage plate 141, then the middle-stage plate 141 is placed in the second die holder 32, the second die plate 31 moves to bend for the second time, the middle-stage plate 141 is processed into a finished bone plate 142, the locating plate 11 is cut by the edge breaking mechanism 4 before the second die plate 31 and the second die holder 32 are opened, the locating plate 11 is separated from the main plate 1, then the bone plate is taken out after the die is opened, and the bending processing of the bone plate is completed.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (6)
1. A processing equipment for bending proximal femur joint bone plate, its characterized in that: the bone fracture plate comprises a first die holder (2) and a second die holder (3), wherein a first die holder (22) and a first die plate (21) are arranged on the first die holder (2), the first die holder (22) and the first die plate (21) slide relatively, a second die holder (32) and a second die plate (31) are arranged on the second die holder (3), the second die plate (31) and the second die holder (32) slide relatively, the bone fracture plate comprises a main plate (1), one end of the main plate (1) is provided with a matching structure for matching with the end part of a femur, the matching structure comprises a buckling plate (12) and a hook plate (13), the hook plate (13) is positioned at one end, far away from the main plate (1), the buckling plate (12) is formed by bending a plate by the first die holder (2), the hook plate (13) is bent by the second die holder (32), the main plate (1) for placing the bone fracture plate, the first die holder (22) and the second die holder (32) are used for bending the molded main plate (12), and the second die holder (3) is used for bending the buckling the plate (12) with the buckling plate (12) which is molded by bending the hook plate (12);
the two sides of the bone plate are fixedly connected with the positioning plates (11), and when the bone plate is positioned in the placing groove (23), the positioning plates (11) are placed in the positioning gaps (231);
the second die carrier (3) is provided with a broken edge mechanism (4), the broken edge mechanism (4) comprises a cutter (41) and a control assembly (43), the cutter (41) and the second die plate (31) slide relatively, the sliding direction of the cutter (41) is perpendicular to the plate surface of the main plate (1), the cutting edge of the cutter (41) faces the positioning notch (231), the control assembly (43) is used for controlling the cutter (41) to move, and the cutter (41) moves towards the positioning plate (11) to cut the positioning plate (11) from the bone plate, so that the bone plate is finally molded;
the second template (31) is provided with a discharging channel (325), and one end of the discharging channel (325) is communicated with the positioning notch (231).
2. A machining apparatus for bending a proximal femoral bone plate according to claim 1, wherein: the novel die comprises a main plate (1), and is characterized in that a female die block (33) is rotationally connected to a second die holder (32), a forming groove (331) is formed in one side, facing the main plate (1), of the female die block (33), a forming male die (311) is arranged on the second die plate (31), a male die block (312) is fixedly connected to one end of the forming male die (311), the male die block (312) and the groove bottom of the forming groove (331) are respectively located on two opposite sides of a hook plate (13), and a rotation plane of the female die block (33) relative to the second die holder (32) is parallel to a straight line where the relative movement directions of the second die plate (31) and the second die holder (32) are located.
3. A machining apparatus for bending a proximal femoral bone plate according to claim 2, wherein: the second die holder (32) comprises a base (321) and a placing table (322), the base (321) is in sliding connection with the placing table (322), the sliding direction of the placing table (322) relative to the base (321) is consistent with the relative moving direction of the second die plate (31) and the second die holder (32), and the main board (1) is positioned on the placing table (322);
the utility model discloses a die assembly structure for a motor vehicle, including concave module (33) including base, driving groove (332) are seted up towards one end fixedly connected with start-up arch (3221) of concave module (322), drive groove (332) have been seted up towards one side of start-up arch (3221) to concave module (33), start-up arch (3221) are located driving groove (332), the relative cell wall of drive groove (332) is compound die limit (333) and die sinking limit (334) respectively, compound die limit (333) and die sinking limit (334) are located the both ends of start-up arch (3221) along with base (322) removal direction respectively.
4. A machining apparatus for bending a proximal femoral bone plate according to claim 3, wherein: fixedly connected with guide post (323) on base (321), the length direction of guide post (323) is parallel with the direction of movement of placing platform (322), guide post (323) penetrate and place platform (322), be equipped with reset spring (324) between base (321) and the platform (322) of placing, reset spring (324) one end and base (321) fixed connection, the other end and place platform (322) fixed connection.
5. A machining apparatus for bending a proximal femoral bone plate according to claim 1, wherein: the control assembly (43) comprises a driving motor (431), a driving gear (432), a driving rack (433), a connecting gear (434) and a transmission rack (435), wherein the driving motor (431) is arranged on the second template (31), the driving motor (431) is used for controlling the driving gear (432) to rotate, the driving rack (433) and the transmission rack (435) are both in sliding connection with the second template (31), the driving gear (432) is meshed with the driving rack (433), the connecting gear (434) is rotationally connected with the second template (31), the driving rack (433) and the transmission rack (435) are both meshed with the connecting gear (434), the transmission rack (435) is fixedly connected with the cutter (41), and the moving direction of the transmission rack (435) is consistent with that of the cutter (41).
6. A machining apparatus for bending a proximal femoral bone plate according to claim 5, wherein: the edge breaking mechanism (4) further comprises a travel switch (42), the travel switch (42) is located on the second template (31), a starting block (421) used for triggering the travel switch (42) is arranged on the second die holder (32), and the travel switch (42) is electrically connected with a driving motor (431).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111192019.7A CN114011915B (en) | 2021-10-13 | 2021-10-13 | Processing equipment for bending proximal femur bone plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111192019.7A CN114011915B (en) | 2021-10-13 | 2021-10-13 | Processing equipment for bending proximal femur bone plate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114011915A CN114011915A (en) | 2022-02-08 |
| CN114011915B true CN114011915B (en) | 2023-08-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111192019.7A Active CN114011915B (en) | 2021-10-13 | 2021-10-13 | Processing equipment for bending proximal femur bone plate |
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| CN (1) | CN114011915B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115283497B (en) * | 2022-10-08 | 2023-01-03 | 丽途(苏州)医疗科技有限公司 | Bone fracture plate bending processing equipment |
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2021
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| BE610805A (en) * | 1960-11-28 | 1962-03-16 | Karel Bos | Tube bender |
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| JP2009045646A (en) * | 2007-08-20 | 2009-03-05 | Aoki Denki Kogyo Kk | Clockwise revolution straightening device and method of straightening clockwise revolution |
| CN101398299A (en) * | 2007-09-29 | 2009-04-01 | 宝山钢铁股份有限公司 | Method and device for measuring rebound of sheet bending member |
| CN105396914A (en) * | 2015-12-31 | 2016-03-16 | 海信（山东）空调有限公司 | Bending springback compensation mold |
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| CN114011915A (en) | 2022-02-08 |
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