CN211347607U

CN211347607U - Rotary tissue slice device

Info

Publication number: CN211347607U
Application number: CN201921671779.4U
Authority: CN
Inventors: 何文渊; 蒋芳丽; 肖洒; 杨超; 范胜廷; 唐国斌; 陈海瑞
Original assignee: Qujing Medical College
Current assignee: Qujing Medical College
Priority date: 2019-10-07
Filing date: 2019-10-07
Publication date: 2020-08-25
Anticipated expiration: 2029-10-07

Abstract

The utility model discloses a rotary tissue slicing device, which comprises a base, wherein a left sliding table and a right sliding table are arranged at one end above the base in a sliding manner, and an L-shaped vertical plate is fixedly arranged at the other end; a to-be-cut material pushing mechanism and a to-be-cut material clamping mechanism are arranged in the grooves of the left sliding table and the right sliding table and on the left sliding table and the right sliding table; the support is installed to the one end at the horizontal plate of L type riser, installs the motor on the support, and the cam is connected through the pivot to the output of motor, and the cam rotates and connects the push rod, and the other end of push rod runs through the horizontal plate and connects the handle of a knife, and the handle of a knife passes through the knife rest to be connected with the cutter, and the push rod is provided with the pin in the below of cam, and the spring has been cup jointed in the slip on the push rod between pin and the horizontal plate, and the upper and lower both ends difference fixed connection pin and. The utility model provides a fixture height-adjustable can guarantee to stabilize the pay-off blank, and the lower sword is fast, and the griffe is fast, cuts out the even rotation tissue slice device of tissue slice thickness.

Description

Rotary tissue slice device

Technical Field

The utility model relates to a tissue slice technical field specifically is a rotation tissue slice device.

Background

Tissue slide is a common method for observing and researching normal morphology and pathological changes of tissues and cells in the subjects of histology, embryology, pathology and the like. The basic principle is that fixing agent is used to fix tissue, cell and various sub-cells, the microstructure of the tissue is maintained, the tissue is cut into thinner sections by a microtome, and the shape of different cell tissues and the change of the content of certain chemical components can be displayed through different staining. The tissue slices have a thickness of 6-12 μm, and the slicing speed is preferably 40-50 times/min. The existing slicer cutter can drag back and forth on the material to be cut, so that the tissue and cells are deformed to influence the detection effect; secondly, the height of a to-be-cut material clamping mechanism of the existing slicing machine cannot be adjusted according to the size of a to-be-cut material, and when a material with a small volume is cut, the to-be-cut material cannot fall on a cutting worktable completely; when a large-volume material is cut, in order to enable the bottom of the material to be cut to be placed on the cutting worktable, the clamping mechanism can only clamp the bottom of the material to be cut, so that the gravity center of the material to be cut is unstable and the clamping is unstable; when the cutter falls down, if the cutter is not clamped stably, the to-be-cut material can slide, and the thickness of the cut tissue piece is not uniform, so that the experimental effect is influenced. Therefore, a rotary tissue slicing device with an adjustable height of a clamping mechanism, stable feeding and material cutting, quick feeding, quick lifting and uniform thickness of the cut tissue slices needs to be developed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fixture height-adjustable can guarantee to stabilize the pay-off blank, and the lower sword is fast, and the griffe is fast, cuts out the even rotation tissue slice device of tissue slice thickness.

In order to achieve the above object, the utility model provides a following technical scheme: a rotary tissue slicing device comprises a base, wherein a left sliding table and a right sliding table are slidably arranged at one end above the base, and an L-shaped vertical plate is fixedly arranged at the other end of the base; the left sliding table and the right sliding table are provided with grooves, and a to-be-cut material pushing mechanism and a to-be-cut material clamping mechanism are arranged in the grooves and on the left sliding table and the right sliding table; the L-shaped vertical plate comprises a horizontal plate and a vertical plate, a support is installed at one end of the horizontal plate, a motor is installed on the support, the output end of the motor is connected with a rotating shaft, the other end of the rotating shaft is connected with a cam, the cam is rotatably connected with a push rod, the other end of the push rod penetrates through the horizontal plate to be connected with a knife handle, the knife handle is connected with a cutter through a knife rest, a stop lever is arranged below the cam, a spring is sleeved on the push rod between the stop lever and the horizontal plate in a sliding mode, and the upper end and the lower end of the;

the to-be-cut material pushing mechanism comprises a second screw rod which penetrates through the front side wall and the rear side wall in the groove and is rotatably arranged, the outer end of the second screw rod extends out of the groove to be connected with a stepping motor, a second sliding block is arranged in the groove in parallel with the second screw rod, the second screw rod is in threaded connection with an L-shaped sliding plate, a sliding groove which is matched with the second sliding block is arranged on the L-shaped sliding plate, and the stepping motor drives the second screw rod to rotate so as to drive the L-shaped sliding plate to slide back and forth on;

the clamping mechanism to be cut comprises longitudinal sliding grooves formed in the left side and the right side of a vertical plate of the L-shaped sliding plate, a supporting plate is clamped in the longitudinal sliding grooves in a sliding mode, a third screw rod is fixedly connected to the top of the supporting plate, penetrates through a transverse plate of the L-shaped sliding plate and is connected with a handle, and the third screw rod drives the supporting plate to move up and down in the longitudinal sliding grooves and is positioned through nuts; one side of the supporting plate far away from the L-shaped sliding plate is provided with a transverse sliding groove, a movable clamping plate is arranged in the transverse sliding groove in a sliding mode, the two ends of the supporting plate in the transverse sliding groove are respectively provided with a fixed clamping plate and a supporting plate, a screw rod is arranged between the fixed clamping plate and the supporting plate in a rotating mode, and the screw rod is in threaded connection with the movable clamping plate.

Furthermore, the base is provided with two parallel side sliding grooves corresponding to the left sliding table and the right sliding table, the bottom of the left sliding table and the bottom of the right sliding table are provided with first sliding blocks, the first sliding blocks are connected in a sliding mode in the side sliding grooves, middle sliding grooves are formed in the middle of the two side sliding grooves, a first screw rod is rotatably installed in the middle sliding grooves and is in threaded connection with the left sliding table and the right sliding table, and one end of the first screw rod extends out of the middle sliding grooves to be connected with.

Furthermore, the fixed clamping plate and the movable clamping plate are provided with anti-skid lines at one end close to the cutter.

The utility model has the advantages that: the utility model discloses a set up left and right sides slip table in the one end of base, set up L type riser at the base other end to set up waiting to cut the material advancing mechanism and waiting to cut the material clamping mechanism in the recess of left and right sides slip table and on left and right sides slip table, wait to cut the material advancing mechanism and rotate through step motor drive second screw rod, can send waiting to cut the material to the workstation below the cutter at the uniform velocity, guarantee the homogeneity of equal pay-off; meanwhile, the to-be-cut material clamping mechanism can move up and down through the movement of the third screw rod, so that the to-be-cut materials with different sizes are met, the to-be-cut materials are ensured to be in contact with the workbench, the workbench is enabled to effectively support the to-be-cut materials during cutting, and the to-be-cut materials are clamped and stably by the clamping mechanism, so that the slicing uniformity is ensured; in addition, the rotary cutter mechanism is arranged on the horizontal plate of the L-shaped vertical plate, the motor is used for driving the cam to rotate, so that the cutter moves up and down above the workbench, the cutter feeding speed and the cutter lifting speed are high, and the condition that the detection effect is influenced by the deformation of tissues and cells due to the fact that the cutter is dragged back and forth is avoided.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged view of section I of FIG. 1;

in the figure: 1-base, 11-side sliding groove, 12-first sliding block, 13-middle sliding groove, 14-first screw rod, 15-knob, 2-left and right sliding tables, 21-groove, 31-stepping motor, 32-second sliding block, 33-second screw rod, 34-L-shaped sliding plate, 35-longitudinal sliding groove, 41-supporting plate, 42-third screw rod, 43-handle, 44-transverse sliding groove, 45-fixed clamping plate, 46-movable clamping plate, 47-screw rod, 48-supporting plate, 49-anti-slip pattern, 410-nut, 51-knife rest, 52-knife, 53-knife handle, 54-push rod, 55-spring, 56-stop lever, 57-cam, 58-rotating shaft, 59-support, 510-motor, 6-L-shaped vertical plates, 61-horizontal plates and 62-vertical plates.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides the following technical solutions: a rotary tissue slicing device comprises a base 1, wherein a left sliding table 2 and a right sliding table 2 are slidably arranged at one end above the base 1, and an L-shaped vertical plate 6 is fixedly arranged at the other end; the left sliding table and the right sliding table 2 are provided with grooves 21, and a to-be-cut material pushing mechanism and a to-be-cut material clamping mechanism are arranged in the grooves 21 and on the left sliding table and the right sliding table 2; the L-shaped vertical plate 6 comprises a horizontal plate 61 and a vertical plate 62, a support 59 is installed at one end of the horizontal plate 61, a motor 510 is installed on the support 59, the output end of the motor 510 is connected with a rotating shaft 58, the other end of the rotating shaft 58 is connected with a cam 57, the cam 57 is rotatably connected with a push rod 54, the other end of the push rod 54 penetrates through the horizontal plate 61 to be connected with a knife handle 53, the knife handle 53 is connected with a cutter 52 through a knife rest 51, a stop lever 56 is arranged below the cam 57 on the push rod 54, a spring 55 is sleeved on the push rod 54 between the stop lever 56 and the horizontal plate 61 in a sliding mode, and the upper end and the lower end of; the motor 510 drives the cam 57 to rotate, the eccentric end of the cam 57 presses the push rod 54 downwards, the spring 55 is compressed, the push rod 54 moves downwards to enable the cutter 52 to move downwards, when the cam 57 continuously rotates, the restoring force of the spring 55 enables the push rod 54 to move upwards, the cutter 52 is separated from the material to be cut, intermittent lifting of the cutter 52 is achieved, and therefore the material to be cut is cut;

the to-be-cut material propelling mechanism comprises a second screw 33 which penetrates through the front side wall and the rear side wall in the groove 21 and is rotatably arranged, the outer end of the second screw 33 extends out of the groove 21 to be connected with a stepping motor 31, a second sliding block 32 is arranged in the groove 21 and parallel to the second screw 33, the second screw 33 is in threaded connection with an L-shaped sliding plate 34, a sliding groove matched with the second sliding block 32 is formed in the L-shaped sliding plate 34, and the stepping motor 31 drives the second screw 33 to rotate so as to drive the L-shaped sliding plate 34 to slide on the second sliding block 32 back and forth;

the clamping mechanism to be cut comprises longitudinal sliding grooves 35 formed in the left side and the right side of a vertical plate of the L-shaped sliding plate 34, a supporting plate 41 is clamped in the longitudinal sliding grooves 35 in a sliding mode, a third screw 42 is fixedly connected to the top of the supporting plate 41, the third screw 42 penetrates through a transverse plate connecting handle 43 of the L-shaped sliding plate 34, and the third screw 42 drives the supporting plate 41 to move up and down in the longitudinal sliding grooves 35 and is positioned through a nut 410; a transverse sliding groove 44 is formed in one side, away from the L-shaped sliding plate 34, of the supporting plate 41, a movable clamping plate 46 is arranged in the transverse sliding groove 44 in a sliding mode, a fixed clamping plate 45 and a supporting plate 48 are arranged at two ends of the transverse sliding groove 44 of the supporting plate 41 respectively, a screw rod 47 is arranged between the fixed clamping plate 45 and the supporting plate 48 in a rotating mode, and the screw rod 47 is in threaded connection with the movable clamping plate 46.

The limit spout 11 of two parallels is seted up to the position that corresponds about slip table 2 on base 1, controls slip table 2 bottoms and is provided with first slider 12, and first slider 12 slip joint is in limit spout 11, and middle spout 13 has been seted up at the middle part of two limit spouts 11, and first screw rod 14 is installed to middle spout 13 internal rotation, and first screw rod 14 with control slip table 2 threaded connection about with, spout 13 connection knob 15 in the middle of first screw rod 14's one end is stretched out.

The fixed clamping plate 45 and the movable clamping plate 46 are provided with anti-slip threads 49 at one ends close to the cutting knife 52.

The utility model discloses a set up left and right sides slip table 2 in the one end of base 1, set up L type riser 6 at the other end of base 1, and set up wait to cut material advancing mechanism and wait to cut material clamping mechanism in the recess 21 of left and right slip table 2 and on left and right slip table 2, wait to cut material advancing mechanism and drive the rotation of second screw rod 33 through step motor 31, can send waiting to cut material to the workstation below cutter 52 at the uniform velocity, guarantee the homogeneity of equal pay-off; meanwhile, the clamping mechanism for the material to be cut can move up and down through the movement of the third screw 42, the material to be cut with different sizes is met, the material to be cut is ensured to be in contact with the workbench, the workbench effectively supports the material to be cut during cutting, and the clamping mechanism stably clamps the material to be cut, so that the uniformity of slicing is ensured; in addition, the rotary cutter mechanism is arranged on the horizontal plate 61 of the L-shaped vertical plate 6, the motor 510 is adopted to drive the cam 57 to rotate, so that the cutter 52 moves up and down above the workbench, the cutter is quickly lowered, the cutter is quickly lifted, and the influence on the detection effect caused by the deformation of tissues and cells due to the fact that the cutter 52 is dragged back and forth is avoided.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a rotation tissue slice device, includes base (1), its characterized in that: a left sliding table and a right sliding table (2) are slidably arranged at one end above the base (1), and an L-shaped vertical plate (6) is fixedly arranged at the other end; a groove (21) is formed in the left sliding table and the right sliding table (2), and a to-be-cut propelling mechanism and a to-be-cut clamping mechanism are arranged in the groove (21) and on the left sliding table and the right sliding table (2); the L-shaped vertical plate (6) comprises a horizontal plate (61) and a vertical plate (62), a support (59) is installed at one end of the horizontal plate (61), a motor (510) is installed on the support (59), the output end of the motor (510) is connected with a rotating shaft (58), the other end of the rotating shaft (58) is connected with a cam (57), the cam (57) is rotatably connected with a push rod (54), the other end of the push rod (54) penetrates through the horizontal plate (61) to be connected with a knife handle (53), the knife handle (53) is connected with a cutter (52) through a knife rest (51), a stop lever (56) is arranged below the cam (57) by the push rod (54), a spring (55) is sleeved on the push rod (54) between the stop lever (56) and the horizontal plate (61) in a sliding mode, and the upper end and the lower end of the spring (55) are;

the to-be-cut material propelling mechanism comprises a second screw (33) which penetrates through the front side wall and the rear side wall in the groove (21) and is rotatably arranged, the outer end of the second screw (33) extends out of the groove (21) to be connected with a stepping motor (31), a second sliding block (32) is arranged in the groove (21) and parallel to the second screw (33), the second screw (33) is in threaded connection with an L-shaped sliding plate (34), a sliding groove which is matched with the second sliding block (32) and is installed on the L-shaped sliding plate (34), and the stepping motor (31) drives the second screw (33) to rotate so as to drive the L-shaped sliding plate (34) to slide back and forth on the second sliding block (32);

the clamping mechanism for the materials to be cut comprises longitudinal sliding grooves (35) formed in the left side and the right side of a vertical plate of an L-shaped sliding plate (34), a supporting plate (41) is clamped in the longitudinal sliding grooves (35) in a sliding mode, a third screw rod (42) is fixedly connected to the top of the supporting plate (41), the third screw rod (42) penetrates through a transverse plate connecting handle (43) of the L-shaped sliding plate (34), and the third screw rod (42) drives the supporting plate (41) to move up and down in the longitudinal sliding grooves (35) and is positioned through a nut (410); a transverse sliding groove (44) is formed in one side, away from the L-shaped sliding plate (34), of the supporting plate (41), a movable clamping plate (46) is arranged in the transverse sliding groove (44) in a sliding mode, a fixed clamping plate (45) and a supporting plate (48) are arranged at two ends of the supporting plate (41) in the transverse sliding groove (44) respectively, a screw rod (47) is rotatably arranged between the fixed clamping plate (45) and the supporting plate (48), and the screw rod (47) is in threaded connection with the movable clamping plate (46).

2. The rotary tissue slice apparatus as claimed in claim 1, wherein: the position that corresponds slip table (2) about on base (1) is seted up two parallel limit spouts (11), it is provided with first slider (12) to control slip table (2) bottom, first slider (12) slip joint is in limit spout (11), spout (13) in the middle of having seted up of two limit spouts (11), first screw rod (14) are installed to middle spout (13) internal rotation, first screw rod (14) with control slip table (2) threaded connection, spout (13) connection knob (15) in the middle of stretching out are stretched out to the one end of first screw rod (14).

3. The rotary tissue slice apparatus as claimed in claim 1, wherein: the fixed splint (45) and the movable splint (46) are provided with anti-skid grains (49) at one end close to the cutter (52).