Device for processing inclined plane of spicule

Abstract

The utility model discloses a bone needle inclined plane processing device, and relates to the field of metal bone needle manufacturing. The driving gear is rotationally mounted at one end of the support; the multiple driven gears are rotationally installed in the middle of the support side by side, and a through hole used for allowing a bone needle to penetrate through is formed in the middle of each driven gear; a silica gel ring is arranged at the rear end of the mounting shaft; the driven gears are in transmission connection with the driving gear through a synchronous belt, and a rotating hand wheel is fixedly connected to the portion, located on the outer side of the support, of the driving gear. The gear serves as a driving wheel and is in meshed connection with the synchronous belt, the synchronous belt drives a set of gears serving as driven wheels, rotation of all the driven gears is achieved, control over any rotation angle is achieved through the rotating hand wheel with scales, and therefore the rotation angle of all the driven wheels is controlled. And therefore, the bevel grinding of the bone needle mounted in the driven gear is realized, and the grinding of the multi-edge or multi-angle bone needle is met.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of metal bone needle manufacturing, especially relates to a device for processing bone needle bevel. BACKGROUND

[0002] In the metal bone needle preparation process, generally adopts the combination of common index plate and surface grinding machine, the surface grinding machine grinds the bevel of the metal bone needle, after the first blade part bevel polishing is completed, the common index plate changes the angle to realize the blade part processing of the bone needle, and the grinding of three bevels is realized through three cycles to complete the processing of the metal bone needle.

[0003] The existing patent number 202310408614.2 discloses a bone needle processing device and a bone needle blade bevel processing technology, a plurality of bone needle fixing rods arranged side by side are arranged transversely on the support, a bone needle rod body is installed on each bone needle fixing rod, a slope plate is arranged in front of the support, and the slope of the slope plate is used for abutting against all bone needle blade bevels or bone needle front ends; the bone needle fixing rod is connected with a linkage execution mechanism, and the linkage execution mechanism is used for controlling the synchronous rotation of the bone needle fixing rods by a specified angle.

[0004] However, the patent still has the following problems in actual use:

[0005] 1. The existing technology realizes the synchronous rotation of multiple products through the direct meshing of gears, and only the characteristics of the symmetric angle can be processed through the relative rotation of the two adjacent bone needles, so the non-symmetric product processing demand cannot be met.

[0006] 2. The existing technology can only be used for the grinding processing of three-edge bone needles with angles of 0°, 120° and 240°, and cannot meet the grinding processing of multi-edge or multi-angle bone needles. SUMMARY

[0007] In order to overcome the above-mentioned defects of the prior art, the utility model provides a device for processing bone needle bevel to solve the problems in the above background technology.

[0008] The utility model provides the following technical scheme: a device for processing bone needle bevel, comprising:

[0009] a support;

[0010] a driving gear rotatably installed at one end of the support;

[0011] a plurality of driven gears rotatably installed side by side at the middle part of the support, and a through hole for passing through the bone needle is formed in the middle part of each driven gear;

[0012] an installation shaft for inserting and fixing the bone needle, and a silica gel ring is arranged at the rear end of the installation shaft;

[0013] Wherein, a plurality of driven gears and driving gear are connected through synchronous belt transmission, the driving gear is fixedly connected with the rotating hand wheel outside the support.

[0014] Preferably, the middle part of the support is provided with a plurality of V-shaped grooves for placing the fractured bones, and a semicircular groove for rotating and placing the mounting shaft is arranged at the rear end of each V-shaped groove, and an extension groove is arranged at the rear end of the semicircular groove.

[0015] Preferably, the support further comprises a pressing plate which is detachably mounted on the top of the support for clamping and fixing the plurality of bone pins in cooperation with the support.

[0016] Preferably, the support further comprises a driving gear cover for mounting the driving gear.

[0017] Preferably, the silica gel ring is in a small hole structure, and the diameter is 0.3-6mm.

[0018] Preferably, the rotating hand wheel is provided with an angle scale.

[0019] Compared with the prior art, the beneficial effects of the present application are:

[0020] The present application uses a gear as a driving wheel, which is connected with a synchronous belt, the synchronous belt drives a group of gears as driven wheels, realizes the rotation of each driven gear, and through the rotating hand wheel with scale, realizes the control of any rotation angle, thereby controls the rotation angle of each driven wheel, and further realizes the bevel grinding of the bone pin installed in the driven gear, and meets the grinding of the bone pin with multiple edges or angles. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is the overall structure schematic view of the present application.

[0022] Figure 2 It is the internal structure schematic view of the present application.

[0023] Figure 3 It is the explosion structure schematic view of the present application.

[0024] Figure 4 It is the support structure schematic view of the present application.

[0025] Figure 5 It is the Figure 4 It is the partial structure schematic view of the present application.

[0026] The reference signs are: 1, support; 2, pressing plate; 3, driving gear cover; 4, rotating hand wheel; 5, bone pin; 6, synchronous belt; 7, driving gear; 8, driven gear; 9, mounting shaft; 10, silica gel ring; 11, V-shaped groove; 12, semicircular groove; 13, extension groove. DETAILED DESCRIPTION

[0027] The advantages and features of the present application will be more apparent from the following detailed description of preferred embodiments of the present application, taken in conjunction with the accompanying drawings, in which:

[0028] The present application provides a device for processing the inclined surface of a bone needle, as shown in the drawings, comprising: Figures 1-5

[0029] a support 1;

[0030] a driving gear 7 rotatably mounted at one end of the support 1;

[0031] a plurality of driven gears 8 rotatably mounted side by side at the middle portion of the support 1, each of the driven gears 8 having a through hole for passing the bone needle 5;

[0032] a mounting shaft 9 for inserting and fixing the bone needle 5, and a silica gel ring 10 provided at the rear end of the mounting shaft 9;

[0033] Among them, the plurality of driven gears 8 and the driving gear 7 are connected by a synchronous belt 6, and the driving gear 7 is fixedly connected with a rotating hand wheel 4 outside the support 1.

[0034] A gear is used as a driving gear 7, which is connected with the synchronous belt 6, and the synchronous belt 6 drives a group of driven gears 8, so as to realize the rotation of each driven gear 8. Through the rotating hand wheel 4 with scales, the control of the rotation angle of each driven gear 8 is realized, and the inclined surface grinding of the bone needle 5 mounted in the driven gear 8 is realized, so as to meet the grinding of the bone needle with multiple edges or angles

[0035] In this embodiment, a plurality of V-shaped grooves 11 for placing the fractured bone are formed in the middle portion of the support 1, and a semicircular groove 12 for rotatably placing the mounting shaft 9 is formed at the rear end of each V-shaped groove 11. A lengthened groove 13 is formed at the rear end of the semicircular groove 12, which is designed to avoid interference with the installation of the bone needle.

[0036] In this embodiment, a pressing plate 2 is further included, which is detachably mounted on the top of the support 1 for clamping and fixing a plurality of bone needles 5 in cooperation with the support 1.

[0037] In this embodiment, a driving gear cover 3 is further included, which is used for installing the driving gear 7 in cooperation with the support 1.

[0038] In this embodiment, the silica gel ring 10 is in a small hole structure, and its diameter is 0.3-6mm, which is smaller than the diameter of the processed bone needle 5 by 0.2-0.5mm. Its function is to ensure that the bone needle 5 rotates synchronously with the driven gear 8. ​

[0039] In the embodiment, the rotation hand wheel 4 is provided with angle scale lines for identifying and controlling the rotation angle of the driving gear 7.

[0040] The working principle of the utility model is: a plurality of side-by-side arranged gear 8 with installation shaft 9 constitute driven structure is horizontally installed on support 1, rotation hand wheel 4 and driving gear 7 jointly constitute driving structure, through rotation hand wheel 4, make driving gear 7 cooperate driven gear 8 drive synchronous belt 6 rotation, and drive all driven gear 8 rotation in parallel linkage control, the rotation of driven gear 8 drives the rotation of installation shaft 9, and further makes the rotation of bone needle 5 installed in installation shaft 9. To realize the grinding processing of the multiple inclined surfaces of bone needle.

[0041] It should be noted that: first, in the description of the present application, it should be pointed out that unless otherwise specified and limited, the terms "installation", "connection", "connection" should be understood broadly, which can be mechanical connection or electrical connection, or the communication between two elements, or direct connection, "up", "down", "left", "right" and the like are only used to indicate the relative positional relationship, when the absolute position of the described object changes, the relative positional relationship may change;

[0042] The above is only the preferred embodiment of the utility model, the protection scope of the utility model is not limited by the above embodiment, but any equivalent modification or change made by the ordinary skilled in the art according to the disclosed content of the utility model should be included in the protection scope recorded in the claims.

Claims

1. An apparatus for machining the bevel of a bone needle, characterized in that, Include: Support (1); Driving gear (7), rotatably mounted at one end of the support (1); Driven gear (8), the number of which is more than one, a plurality of driven gears (8) are rotatably mounted side by side in the middle of the support (1), and the middle of each driven gear (8) is provided with a through hole for passing through the bone needle (5); The mounting shaft (9) is used for inserting and fixing the bone needle (5), and the rear end is provided with a silica gel ring (10); Wherein, a plurality of driven gears (8) and driving gear (7) are connected by synchronous belt (6), the driving gear (7) is located on the outside of the support (1) and is fixedly connected with the rotating hand wheel (4).

2. The osteon facet machining device of claim 1, wherein: The middle of the support (1) is provided with a plurality of V-shaped grooves (11) for placing the fractured bone, and the rear end of each V-shaped groove (11) is provided with a semicircular groove (12) for rotating and placing the mounting shaft (9), and the rear end of the semicircular groove (12) is provided with an extension groove (13).

3. The device for processing the osteod of claim 1, wherein: It also includes a pressing plate (2) which can be detachably mounted on the top of the support (1) for clamping and fixing a plurality of bone needles (5) in cooperation with the support (1).

4. The osteon faceting device of claim 1, wherein: It also includes a driving gear cover (3) for installing the driving gear (7) in cooperation with the support (1).

5. The osteon facet machining device of claim 1, wherein: The silica gel ring (10) is a small hole structure, and its diameter is 0.3-6mm.

6. The osteon faceting device of claim 1, wherein: The rotating hand wheel (4) is provided with angle scale line.

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