CN206795437U - A kind of special equipment for grinding of knife blade - Google Patents

Abstract

The utility model relates to a special grinding device for surgical blades, comprising a frame, a turret mounted rotatably on the frame, a grinding wheel frame slidably mounted on the turret, and a grinding wheel is installed on the wheel frame The driving motor and the grinding wheel seat, the rotatable grinding wheel is installed on one side of the grinding wheel seat, the grinding wheel is connected with the grinding wheel driving motor through the transmission mechanism, and is driven to rotate by the grinding wheel driving motor; it is also installed on the frame and driven to rotate The first drive device for the horizontal rotation of the frame is installed on the turret, and drives the second drive device for the grinding wheel frame to slide up and down. The grinding wheel of the utility model can not only feed in a straight line during grinding, but also can realize grinding of surgical blades at different angles, thereby greatly improving the grinding efficiency of the surgical blades.

Description

A special grinding equipment for surgical blade

technical field

The utility model relates to a machine tool, in particular to a special grinding device for surgical blades.

Background technique

Due to the different functions and models of scalpels, manual grinding is generally used. Not only is the work efficiency low, but the grinding quality is also difficult to control, which is not conducive to the mass production of scalpels. Generally, it only has longitudinal feed and horizontal feed. During the grinding process, it cannot adapt to the complex shape of the surgical blade well, and it is difficult to improve the grinding quality. However, the existing high-end grinding machines are expensive, which is not conducive to large-scale procurement of enterprises. Therefore also be difficult to improve the production efficiency of scalpel.

In view of this, the utility model is proposed.

Utility model content

The purpose of the utility model is to overcome the deficiencies of the prior art and provide a low-cost special grinding equipment for surgical blades that can conveniently grind surgical blades.

In order to achieve this purpose, the utility model adopts the following technical solutions:

A special grinding device for surgical blades, comprising a frame, a turret rotatably mounted on the frame, a grinding wheel frame slidably mounted on the turret, and a grinding wheel driving motor and a grinding wheel are installed on the grinding wheel frame A rotatable grinding wheel is installed on one side of the grinding wheel base, and the grinding wheel is connected with the grinding wheel driving motor through a transmission mechanism, and is driven to rotate by the grinding wheel driving motor;

It also includes a first driving device installed on the frame and driving the turret to rotate horizontally, and a second driving device installed on the turret and driving the grinding wheel frame to slide up and down.

Further, the turret includes a horizontally arranged rotatable arm and a vertical sliding platform fixedly connected to the rotatable arm on the lower side of the rotatable arm; the upper side of the rotatable arm away from the vertical gliding platform is connected to the machine through a connecting component. The frame is connected; the grinding wheel frame is connected with the vertical sliding platform through the guide rail slider mechanism.

Further, the middle part of the vertical sliding platform is a cavity, the grinding wheel frame is arranged horizontally, and runs through the cavity in the middle part of the vertical sliding platform, and the grinding wheel and the grinding wheel drive motor are respectively located on both sides of the vertical sliding platform.

Further, the grinding wheel head has a first installation platform and a second installation platform, the first installation platform and the second installation platform are arranged horizontally, and are respectively located on the front and rear sides of the vertical sliding platform, and the grinding wheel holder is installed on the second On the first installation platform, the grinding wheel driving motor is installed on the second installation platform.

Further, the transmission mechanism includes a grinding wheel shaft passing through the grinding wheel seat, a driven pulley fixed on one end of the grinding wheel shaft, a driving pulley fixed on the rotating shaft of the grinding wheel driving motor, and a connecting pulley and a driven pulley. A transmission belt, and the grinding wheel is fixedly installed on the other end of the grinding wheel shaft.

Further, the connecting assembly includes a hollow drum, which is fixed on the frame, and a transmission shaft is arranged inside the drum, one end of the transmission shaft is fixedly connected to the rotating arm, and the other end is connected to the rotating arm through a coupling. The first drive unit is connected.

Further, the first driving device is a first stepping motor fixed on the frame, and the rotating shaft of the first stepping motor is connected to the transmission shaft through a coupling.

Further, the second driving device includes a second stepping motor fixedly installed on the turret, a lead screw connected with the rotating shaft of the second stepping motor, a nut that is slidably matched with the lead screw and fixedly connected with the grinding wheel frame , the lead screw is arranged parallel to the rotation axis of the turret.

After adopting the technical solution described in the utility model, the following beneficial effects are brought:

The grinding wheel of the utility model can not only feed in a straight line during grinding, but also can realize the grinding of surgical blades at different angles, greatly improving the grinding efficiency of surgical blades, and has the advantages of simple structure and low manufacturing cost, which is beneficial to The large-scale procurement of enterprises can help improve the production efficiency of enterprises.

Description of drawings

Fig. 1: structural representation of the utility model;

Fig. 2: the front view of the utility model;

Fig. 3: left view of the utility model;

Fig. 4: the right side view of the utility model;

Figure 5: is a sectional view of the connection assembly in Figure 4;

Figure 6: a partial structural diagram of the P-direction projection in Figure 4;

Among them: 1, frame 2, turret 3, grinding wheel frame 4, first driving device 5, second driving device 6, grinding wheel seat 7, grinding wheel 8, grinding wheel driving motor 9, travel switch 10, base 11, column 12, Crossbeam 13, rotating arm 14, vertical sliding platform 15, linear guide rail 16, slider 17, first installation platform 18, second installation platform 19, grinding wheel shaft 20, driven pulley 21, driving pulley 23, transmission belt 24 , rotating drum 25, transmission shaft 26, first stepper motor 27, second stepper motor 28, leading screw 29, nut.

detailed description

Below in conjunction with accompanying drawing, the specific embodiment of the present utility model is described in further detail.

As shown in Figures 1 to 4, a special grinding device for surgical blades includes a frame 1, a turret 2 rotatably installed on the frame 1, and a drive turret 2 is also installed on the frame 1 The rotating first driving device 4 is slidably installed on the grinding wheel frame 3 on the turret 2, and the second driving device 5 that drives the grinding wheel frame 3 to slide up and down is also installed on the turret 2, and the grinding wheel frame 3 is equipped with Emery wheel driving motor 8 and emery wheel seat 6, one side of emery wheel seat 6 is equipped with rotatable emery wheel 7, and described emery wheel 7 is connected with emery wheel drive motor 8 by transmission mechanism, and is driven to rotate by emery wheel drive motor 8.

When the first driving device 4 drives the turret 2 to rotate, the emery wheel 7 will rotate around the center of rotation of the turret 2 to grind the surgical blade from different angles, and the second driving device 5 drives the emery wheel frame 3 to move up and down to make the The grinding wheel 7 enters the grinding station or exits the grinding station.

Preferably, the rotation axis of the turret 2 is perpendicular to the rotation axis of the grinding wheel 7, and the two rotation axes are not coplanar. When the turret 2 rotates, the grinding wheel 7 will draw an arc track horizontally, and the center of the arc track is located on the rotation axis of the turret 2 .

The frame 1 includes a base 10, a column 11 connected to the base 10 and a beam 12 positioned at the top of the column 11, the beam 12 is horizontally arranged, one end is fixedly connected to the column 11, and the other end is used for installing the turret 2, so The turret 2 is located below the beam 12, specifically, the turret 2 includes a horizontally arranged turning arm 13 and a vertical sliding platform 14 fixedly connected to the turning arm 13 on one side below the turning arm 13; The upper side of the rotating arm 13 away from the vertical sliding platform 14 is connected with the beam 12 of the frame 1 through a connecting assembly; The guide rail slider mechanism includes a linear guide rail 15 fixedly connected with the vertical sliding platform 14 and a slider 16 fixedly connected with the grinding wheel frame 3, the slider 16 is slidingly matched with the linear guide rail 15, and the linear guide rail 15 is a Yes, and arranged on both sides of the vertical sliding platform 14, the linear guide rail 15 is arranged parallel to the rotation axis of the turret 2.

The vertical sliding platform 14 is a frame structure, and the middle part is a cavity. The grinding wheel frame 3 is arranged horizontally and runs through the cavity in the middle part of the vertical sliding platform 14. The grinding wheel 7 and the grinding wheel drive motor 8 are respectively located in the vertical On both sides of the sliding platform 14, the center of gravity of the entire wheelhead 3 and the center of symmetry of the linear guide rail 15 are located on or close to the same plane.

Described grinding wheel frame 3 has first installation platform 17 and second installation platform 18, and described first installation platform 17 and second installation platform 18 are arranged horizontally, and are respectively positioned at the front and rear sides of vertical sliding platform 14, and described grinding wheel The seat 6 is installed on the first installation platform 17 , and the grinding wheel driving motor 8 is installed on the second installation platform 18 .

Described transmission mechanism comprises, one runs through the grinding wheel shaft 19 of grinding wheel base 6, and grinding wheel shaft 19 is connected with grinding wheel base 6 by bearing, is fixed on the driven belt pulley 20 of one end of grinding wheel shaft 19, is fixed on the driving pulley on the grinding wheel drive motor 8 rotating shafts. Pulley 21, and the transmission belt 23 that connects driving pulley 21 and driven pulley 20, described emery wheel 7 is fixedly installed on the other end of emery wheel shaft 19, and emery wheel drive motor 8 drives emery wheel 7 to rotate through belt transmission.

As shown in FIG. 5 , the connection assembly includes a hollow drum 24, which is fixed on the frame 1, and a transmission shaft 25 is arranged inside the drum 24, and the transmission shaft 25 passes through a pair of conical rollers. The sub-bearing is assembled on the rotating drum 24, one end of the transmission shaft 25 is fixedly connected with the rotating arm 13, and the other end is connected with the first driving device 4 through a coupling. Preferably, the first driving device 4 is a first stepping motor 26 fixed on the crossbeam 12 of the frame 1 , and the rotating shaft of the first stepping motor 26 is connected to the transmission shaft 25 through a coupling.

Shown in conjunction with Fig. 6, described second driving device 5 comprises, the second stepper motor 27 that is fixedly installed on the upper end of vertical sliding platform 14, the lead screw 28 that is connected with the rotating shaft of second stepper motor 27, and the lead screw 28 that is connected with lead screw. Bar 28 sliding fit, and the nut 29 that is fixedly connected with grinding wheel frame 3, described leading screw 28 is arranged parallel to the axis of rotation of turret 2, when the second stepper motor 27 drives leading screw 28 to rotate, described nut 29 will Drive grinding wheel frame 3 to move up and down.

Preferably, a pair of travel switches are also provided on the turret 2, and the travel switches are connected with the second stepper motor 27 through wires; The contact generates a control signal to stop the second stepping motor 27. When the movement of the grinding wheel frame 3 exceeds the stroke, it will collide with the travel switch, and the stroke switch is triggered, and sends a control signal to the second stepping motor 27, so that the second The stepper motor 27 stops rotating.

During the work of the present utility model, at first the grinding wheel 7 rotates, and the grinding wheel frame 3 descends to a certain height so that the grinding wheel 7 contacts the surgical blade. The arc trajectory grinds the surgical blade, which effectively improves the grinding efficiency.

The above description is the embodiment of the present utility model. It should be pointed out that for those of ordinary skill in the art, without departing from the principle of the present utility model, various deformations and improvements can be made, which should also be regarded as the present invention. Protection scope of utility model.

Claims (8)

1. A kind of 1. special equipment for grinding of knife blade, it is characterised in that：

   Including, frame, the rotating turret being installed in rotation in frame, the grinding carriage being slidably mounted on rotating turret, institute State and emery wheel motor and grinding wheel stand are installed on grinding carriage, the side of grinding wheel stand is provided with rotatable emery wheel, the emery wheel It is connected by transmission mechanism with emery wheel motor, and is driven and rotated by emery wheel motor；

   Also include, in frame, and the first driving means for driving rotating turret to horizontally rotate, on rotating turret, and The second drive device that driving grinding carriage slides up and down.
2. A kind of 2. special equipment for grinding of knife blade according to claim 1, it is characterised in that：The rotating turret includes one Horizontally disposed cursor and the side and what is be fixedly connected with cursor slide vertically platform below the cursor；The rotation Arm is connected away from the side top for sliding vertically platform by connection component with frame；The grinding carriage passes through guide rail slide block mechanism It is connected with sliding vertically platform.
3. A kind of 3. special equipment for grinding of knife blade according to claim 2, it is characterised in that：It is described to slide vertically platform Middle part be cavity, the grinding carriage is horizontally disposed with, and through cavity in the middle part of platform is slid vertically, the emery wheel and emery wheel drive Dynamic motor is respectively positioned at the both sides for sliding vertically platform.
4. A kind of 4. special equipment for grinding of knife blade according to claim 3, it is characterised in that：The grinding carriage has the One mounting platform and the second mounting platform, first mounting platform and the second mounting platform are horizontally disposed with, and respectively positioned at perpendicular To the front and rear sides of sliding platform, the grinding wheel stand is arranged on the first mounting platform, and the emery wheel motor is arranged on the On two mounting platforms.
5. A kind of 5. special equipment for grinding of knife blade according to claim 2, it is characterised in that：The connection component includes One hollow rotary drum, the rotary drum are fixed in frame, and power transmission shaft, one end of the power transmission shaft and cursor are provided with inside rotary drum It is fixedly connected, the other end is connected by shaft coupling with first driving means.
6. A kind of 6. special equipment for grinding of knife blade according to claim 5, it is characterised in that：The first driving means To be fixed on the first stepper motor in frame, the rotating shaft of first stepper motor passes through shaft coupling and transmission axis connection.
7. A kind of 7. special equipment for grinding of knife blade according to claim 1, it is characterised in that：The transmission mechanism bag Include, one runs through the grinding wheel spindle of grinding wheel stand, is fixed on the driven pulley of grinding wheel spindle one end, is fixed in emery wheel motor rotating shaft Driving pulley, and the transmission belt of connection driving pulley and driven pulley, the emery wheel are fixedly mounted on the other end of grinding wheel spindle.
8. A kind of 8. special equipment for grinding of knife blade according to claim 1, it is characterised in that：Second drive device Including the second stepper motor being fixedly mounted on rotating turret, the leading screw that the rotating shaft with the second stepper motor is connected, being slided with leading screw It is dynamic to coordinate, and the nut being fixedly connected with grinding carriage, the rotation axis of the leading screw and rotating turret be arranged in parallel.