CN213412218U

CN213412218U - Manual rotation type slicing machine with adjustable slicing thickness

Info

Publication number: CN213412218U
Application number: CN202022103902.1U
Authority: CN
Inventors: 崔国巍
Original assignee: Tianjin Bairuisi Biotechnology Co ltd
Current assignee: Tianjin Bairuisi Biotechnology Co ltd
Priority date: 2020-09-23
Filing date: 2020-09-23
Publication date: 2021-06-11
Anticipated expiration: 2030-09-23

Abstract

The utility model provides a manual rotary slicer with adjustable slicing thickness, which is characterized by comprising a coarse adjustment mechanism, a fine adjustment mechanism, a worm and gear mechanism, a cutter mechanism, a graduated scale, a base and a bottom plate; the utility model realizes the quick feeding of the adjustable plate and improves the adjusting efficiency by adding the coarse adjusting gear and the fine adjusting gear, matching the coarse adjusting gear with the small gear of the turbine and matching the fine adjusting gear with the big gear of the turbine; the accurate adjustment of the adjustable plate is realized, and the adjustment accuracy is improved; the utility model discloses having add locking mechanism, having avoided the adjustable plate vibration that section in-process mechanical vibration causes to shift, guaranteed that section thickness is even, for the worm provides the holding power moreover, let worm gear's cooperation more smooth and easy.

Description

Manual rotation type slicing machine with adjustable slicing thickness

Technical Field

The utility model relates to a slicer technical field, concretely relates to manual rotation formula slicer of section thickness adjustable.

Background

The slicer plays an important role in a plurality of fields, the slicer is mainly used for slicing materials such as medicinal materials, food, cell tissues, wax and the like, and the cut materials are regular in shape and uniform in thickness; most of the principles of the existing manual slicer drive an adjustable baffle to be far away from or close to a cutter through lead screw and nut matching or worm and gear matching to achieve the purpose of adjusting the slice thickness, and the cutter of the slicer moves under the control of a crank-slider mechanism to achieve the reciprocating linear motion of the cutter on a straight line; from the prior art, the existing slicer has the following defects: 1. because the worm gear or the lead screw nut are standard parts, the adjusting precision is limited by the number of teeth and the thread pitch of the worm gear, so that the slice thickness is difficult to meet any numerical value when being adjusted, and the cut slice thickness is inconsistent with the predicted slice thickness, thereby the practicability of the slicing machine cannot be effectively ensured; 2. the mode of adjustment only through the screw nut is single, the fixed transmission ratio limits the adjusting speed, so that the baffle cannot be fed quickly, the thickness adjusting efficiency of the slicing machine is further reduced, and the production efficiency of products is reduced to a certain extent; 3. because the position of the adjusted baffle is lack of a locking mechanism, the movement of the baffle is caused by mechanical vibration in the slicing process of the slicing machine, so that the phenomenon of uneven slicing thickness of the product is caused, and the production quality of the product is reduced.

Disclosure of Invention

According to the technical problem, the utility model provides a manual rotary slicer with adjustable slicing thickness, which is characterized in that the slicer comprises a coarse adjustment mechanism, a fine adjustment mechanism, a worm and gear mechanism, a cutter mechanism, a graduated scale, a base and a bottom plate; a base is fixed on the bottom plate, a coarse adjusting mechanism, a fine adjusting mechanism and a worm and gear mechanism are mounted on the base, the fine adjusting mechanism is mounted on the left side of the coarse adjusting mechanism, the worm and gear mechanism is mounted on the front side of the fine adjusting mechanism, a cutter mechanism is mounted on the left side of the worm and gear mechanism, the cutter mechanism is fixedly mounted on the bottom plate, and a graduated scale is mounted on the rear side of the cutter mechanism;

the base comprises a base A, a base B, a base C, a base D and a base E, the base A is installed at the right end of the bottom plate, the base B is installed on the left side of the base A, the base C is installed on the left side of the base B, the base D is installed on the upper side of the base C, and the base E is installed on the left side of the base D;

the base A and the base B are jointly provided with a coarse adjusting mechanism, the coarse adjusting mechanism consists of a coarse adjusting gear, a key A, a rotating hand wheel A, a clamping structure A, a spring A and a shaft A, the base A and the base B are jointly provided with the shaft A, a concentric boss is arranged on one of the circular end faces of the shaft A, the concentric boss and the shaft A are of an integral structure, the rotating hand wheel A is welded on the concentric boss, the outer side wall of the rotating hand wheel A is provided with vertical stripes, the side wall of the shaft A is respectively provided with a spherical sliding chute and a rectangular key groove, and a clamping hole is formed in the spherical sliding chute; a key A is arranged in the rectangular key groove; a spring A is wound on the outer side wall of the shaft A, a coarse adjustment gear and a clamping structure A are respectively mounted on the outer side wall of the shaft A, the coarse adjustment gear is mounted on the right side of the spring A, and the clamping structure A is mounted on the right side of the coarse adjustment gear; the clamping structure A consists of a clamping female buckle A, a clamping matching ring, a spring C, a clamping male buckle A and a clamping rod A; the outer side wall of the shaft A is sleeved with a clamping female buckle A, the clamping female buckle A is in a circular ring shape, a rectangular groove is formed in the inner side wall of the clamping female buckle A, a clamping fit ring is installed at the top of the clamping female buckle A, the clamping fit ring and the clamping female buckle A are of an integrated structure, through holes are respectively formed in the top of the clamping female buckle A and the inside of the clamping fit ring, the through holes are formed in the same straight line, a clamping rod A is installed in the through holes, a spring C is wound on the outer side wall of the clamping rod A, a clamping male buckle A is installed at the top of the clamping rod A, the top of the spring C is connected with the clamping male buckle A, and the bottom of the spring C is connected with the clamping fit ring;

the base B and the base C are jointly provided with a fine adjustment mechanism, the fine adjustment mechanism consists of a fine adjustment gear, a key B, a rotating hand wheel B, a clamping structure B, a spring B and a shaft B, the base B and the base C are jointly provided with the shaft B, a concentric boss is arranged on one circular end face of the shaft B and is integrated with the shaft B, the rotating hand wheel B is welded on the concentric boss, the outer side wall of the rotating hand wheel B is provided with vertical stripes, the side wall of the shaft B is respectively provided with a spherical chute and a rectangular key groove, the spherical chute and the rectangular key groove are respectively arranged in parallel with the axis of the shaft B, and a clamping hole is formed in the spherical chute; a key B is arranged in a rectangular key groove formed in the side wall of the shaft B; a spring B is wound on the outer side wall of the shaft B, a fine adjustment gear and a clamping structure B are respectively installed on the outer side wall of the shaft B, the fine adjustment gear is installed on the left side of the spring B, and the clamping structure B is installed on the left side of the fine adjustment gear; the clamping structure B consists of a clamping female buckle B, a clamping matching ring, a spring D, a clamping male buckle B and a clamping rod B; the outer side wall of the shaft B is sleeved with a clamping female buckle B, the clamping female buckle B is in a circular ring shape, a rectangular groove is formed in the inner side wall of the clamping female buckle B, a clamping fit ring is installed at the top of the clamping female buckle B, the clamping fit ring and the clamping female buckle B are of an integrated structure, through holes are respectively formed in the top of the clamping female buckle B and the inside of the clamping fit ring, the through holes are formed in the same straight line, a clamping rod is installed in each through hole, a spring D is wound on the outer side wall of each clamping rod, a clamping male buckle B is installed at the top of each clamping rod B, the top of each spring D is connected with the corresponding clamping male buckle B, and the bottom of each spring D is connected with the corresponding clamping fit ring; the central lines of the axis A and the axis B are parallel;

the base D and the base E are jointly provided with a worm gear mechanism, and the worm gear mechanism consists of a positioning worm gear, a worm and a shaft C; a shaft C is mounted on the base D and the base E together, a worm wheel is mounted on the shaft C, the worm wheel is a second-order step gear, and the left half part of the worm wheel is a large gear and the right half part of the worm wheel is a small gear; the worm is installed at the top of worm wheel, the gear wheel and the worm meshing of worm wheel, the worm right-hand member is provided with locking structure, locking structure comprises locking base, locking support frame, manual runner C, install the locking base on the bottom plate, install the locking support frame on the locking base, the bottom surface of locking support frame is open structure, the screw thread through-hole has been seted up at the top of locking support frame, install the threaded rod in the screw thread through-hole, rotation round hand C is installed at the threaded rod top, the threaded rod with rotate hand wheel C structure as an organic whole.

The utility model has the advantages that: the utility model discloses an add coarse adjustment gear, make the pinion cooperation of coarse adjustment gear and turbine, and the number of teeth of coarse adjustment gear is more than the number of teeth of turbine pinion, and such setting can make the coarse adjustment gear rotate the round while the turbine is taken and is rotated more number of turns, thereby lead to the worm to take place great displacement, has finally realized the fast feed of adjustable plate, has improved regulation efficiency;

the utility model discloses an add the accurate adjustment gear, make the gear wheel cooperation of accurate adjustment gear and turbine, and the number of teeth of the gear wheel of accurate adjustment gear is less than the number of teeth of turbine gear wheel, and such setting will make the turbine just be taken to rotate the round after the accurate adjustment gear rotates several rings to lead to the worm to take place less displacement, realized the accurate adjustment that the adjustable plate was beaten finally, improved the regulation precision;

the utility model adds the rough adjusting gear and the fine adjusting gear which are not directly connected with the turbine, but separate the rough adjusting gear, the fine adjusting gear and the turbine through the spring and the clamping mechanism, thus not only avoiding unnecessary abrasion, but also reducing the labor force during manual adjustment, and making the operators more convenient;

the utility model is additionally provided with the locking mechanism, avoids the vibration displacement of the adjustable plate caused by mechanical vibration in the slicing process, ensures the uniform slicing thickness, provides supporting force for the worm and ensures the smooth matching of the worm and the gear;

the utility model discloses an all rotate the hand wheel and all roll out vertical stripe in side department, this kind of treatment method makes operating personnel and rotates the frictional force increase between the hand wheel, and then reduces operating personnel's grip, has finally realized the more light purpose of workman's operation.

Drawings

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

FIG. 2 is an enlarged view of the coarse adjustment mechanism of the present invention;

FIG. 3 is an enlarged view of the fine adjustment mechanism of the present invention;

FIG. 4 is an enlarged view of the middle worm gear mechanism of the present invention;

FIG. 5 is a schematic structural view of a locking structure of the present invention;

FIG. 6 is a schematic structural view of the middle cutter mechanism of the present invention;

FIG. 7 is a schematic structural view of the shaft A after the key A is assembled;

fig. 8 is a schematic structural view of a middle stopper structure a1 of the present invention;

fig. 9 is a schematic structural view of the middle clip button a of the present invention;

as shown in the figure: 1-coarse adjustment mechanism, 1-1 coarse adjustment gear, 1-2 keys A, 1-3 rotating hand wheel A, 1-4 axes A, 1-5 screens structure A, 1-5-1 screens female button A, 1-5-2 screens rod A, 1-5-3 screens matching ring, 1-5-4 springs C, 1-5-5 screens sub button A, 1-6 springs A, 2-fine adjustment mechanism, 2-1 springs B, 2-2 fine adjustment gear, 2-3 screens structure B, 2-3-1 screens rod B,2-3-2 springs D, 2-3-3 screens sub button B,2-4 axes B, 2-5 rotating hand wheel B, 2-6 keys B, 3-cutter mechanism, the cutting tool comprises a 3-1 cutter, a 3-2 crank base, a 3-3 cutter crank, a 3-4 wheel handle, a 3-5 cutter slide rail base, a 3-6 cutter connecting rod, a 4-worm gear and worm mechanism, a 4-1 worm gear, a 4-2 worm, a 4-3 adjustable plate, a 4-4 adjustable plate slide rail, a 4-5 shaft B, a 4-5-1 shaft B shaft shoulder, a 4-6 positioning sleeve, a 5-locking structure, a 5-1 rotating hand wheel C, a 5-2 locking support frame, a 5-3 locking base, a6-1 base A, a 6-2 base B, a 6-3 base C, a 6-4 base D, a 6-5 base E and a 7-graduated scale.

Detailed Description

Example 1

The utility model provides a manual rotary slicer with adjustable slicing thickness, which is characterized by comprising a rough adjusting mechanism 1, a fine adjusting mechanism 2, a worm and gear mechanism 4, a cutter mechanism 3, a graduated scale 7, a base 6 and a bottom plate; a base 6 is fixed on the bottom plate, a coarse adjusting mechanism 1, a fine adjusting mechanism 2 and a worm and gear mechanism 4 are mounted on the base 6, the fine adjusting mechanism 2 is mounted on the left side of the coarse adjusting mechanism 1, the worm and gear mechanism 4 is mounted on the front side of the fine adjusting mechanism 2, a cutter mechanism 3 is mounted on the left side of the worm and gear mechanism 4, the cutter mechanism 3 is fixedly mounted on the bottom plate, and a graduated scale 7 is mounted on the rear side of the cutter mechanism 3;

the base 6 comprises a base A6-1, a base B6-2, a base C6-3, a base D6-4 and a base E6-5, wherein the right end of the bottom plate is provided with the base A6-1, the left side of the base A6-1 is provided with the base B6-2, the left side of the base B6-2 is provided with the base C6-3, the upper side of the base C6-3 is provided with the base D6-4, and the left side of the base D6-4 is provided with the base E6-5;

a base A6-1 and a base B6-2 are jointly provided with a coarse adjusting mechanism 1, the coarse adjusting mechanism 1 consists of a coarse adjusting gear 1-1, a key A1-2, a rotating hand wheel A1-3, a clamping structure A1-5, a spring A1-6 and a shaft A1-4, the base A6-1 and the base B6-2 are jointly provided with a shaft A1-4, one circular end face of the shaft A1-4 is provided with a concentric circular boss, the concentric circular boss and the shaft A1-4 are of an integral structure, the rotating hand wheel A1-3 is welded on the concentric circular boss, the outer side wall of the rotating hand wheel A1-3 is provided with vertical stripes, the side wall of the shaft A1-4 is respectively provided with a spherical sliding groove and a rectangular key groove, and a clamping hole is formed in the spherical sliding groove; a key A1-2 is arranged in the rectangular key slot; a spring A1-6 is wound on the outer side wall of the shaft A1-4, a coarse adjustment gear 1-1 and a clamping structure A1-5 are respectively installed on the outer side wall of the shaft A1-4, the coarse adjustment gear 1-1 is installed on the right side of the spring A1-6, and the clamping structure A1-5 is installed on the right side of the coarse adjustment gear 1-1; the clamping structure A1-5 consists of a female clamping button A1-5-1, a mating clamping ring 1-5-3, a spring C1-5-4, a male clamping button A1-5-5 and a clamping rod A1-5-2; the outer side wall of the shaft A1-4 is sleeved with a clamping female buckle A1-5-1, the clamping female buckle A1-5-1 is annular, the inner side wall of the clamping female buckle A1-5-1 is provided with a rectangular groove, the top of the clamping female buckle A1-5-1 is provided with a clamping matching ring 1-5-3, the clamping matching ring 1-5-3 and the clamping female buckle A1-5-1 are of an integral structure, the top of the clamping female buckle A1-5-1 and the inside of the clamping matching ring 1-5-3 are respectively provided with through holes, the through holes are arranged on the same straight line, a clamping rod A1-5-2 is arranged in each through hole, the outer side wall of the clamping rod A1-5-2 is wound with a spring C1-5-4, the top of the clamping rod A1-5-2 is provided with a clamping sub buckle A1-5-5, the top of the spring C1-5-4 is connected with the clamping sub button A, and the bottom of the spring C1-5-4 is connected with the clamping matching ring 1-5-3;

a fine adjustment mechanism 2 is jointly installed on a base B6-2 and a base C6-3, the fine adjustment mechanism 2 consists of a fine adjustment gear 2-2, a key B2-6, a rotating hand wheel B2-5, a clamping structure B2-3, a spring B2-1 and a shaft B4-52-42-4, the base B6-2 and the base C6-3 are jointly provided with a shaft B2-4, one circular end face of the shaft B2-4 is provided with a concentric circular boss, the concentric circular boss and the shaft B2-4 are in an integral structure, the rotating hand wheel B2-5 is welded on the concentric circular boss, the outer side wall of the rotating hand wheel B2-5 is provided with vertical stripes, the side wall of the shaft B4-52-42-4 is respectively provided with a spherical sliding groove and a rectangular key groove, the spherical sliding groove and the rectangular key groove are respectively arranged in parallel to the axis of the shaft B2-4, a clamping hole is formed in the spherical sliding groove; a key B2-6 is arranged in a rectangular key groove formed in the side wall of the shaft B2-4; a spring B2-1 is wound on the outer side wall of the shaft B2-4, a fine adjustment gear 2-2 and a clamping structure B2-3 are respectively installed on the outer side wall of the shaft B2-4, the fine adjustment gear 2-2 is installed on the left side of the spring B2-1, and the clamping structure B2-3 is installed on the left side of the fine adjustment gear 2-2; the clamping structure B2-3 consists of a female clamping buckle B, a clamping matching ring 1-5-3, a spring D2-3-2, a male clamping buckle B2-3-3 and a clamping rod B2-3-1; the outer side wall of the shaft B2-4 is sleeved with a clamping female button B, the clamping female button B is in a circular ring shape, the inner side wall of the clamping female button B is provided with a rectangular groove, the top of the clamping female button B is provided with a clamping matching ring 1-5-3, the clamping matching ring 1-5-3 and the clamping female button B are in an integral structure, the top of the clamping female button B and the inside of the clamping matching ring 1-5-3 are respectively provided with a through hole, the through holes are arranged on the same straight line, a clamping rod is arranged in the through holes, a spring D2-3-2 is wound on the outer side wall of the clamping rod, a clamping sub buckle B2-3-3 is arranged at the top of the clamping rod B2-3-1, the top of the spring D2-3-2 is connected with the clamping sub buckle B, and the bottom of the spring D2-3-2 is connected with a clamping matching ring 1-5-3; the centerlines of axis A1-4 and axis B4-52-42-4 are parallel;

the base D6-4 and the base E6-5 are jointly provided with a worm gear mechanism 4, and the worm gear mechanism 4 consists of a positioning worm gear 4-1, a worm 4-2 and a shaft C; a shaft C is jointly arranged on the base D6-4 and the base E6-5, a worm wheel 4-1 is arranged on the shaft C, the worm wheel 4-1 is a second-order step gear, and the left half part of the worm wheel 4-1 is a big gear and the right half part of the worm wheel is a small gear; the top of the worm wheel 4-1 is provided with a worm 4-2, a large gear of the worm wheel 4-1 is meshed with the worm 4-2, the right end of the worm 4-2 is provided with a locking structure 5, the locking structure 5 consists of a locking base 5-3, a locking support frame 5-2 and a rotating hand wheel C, the bottom plate is provided with the locking base 5-3, the locking support frame 5-3 is provided with the locking support frame 5-2, the bottom surface of the locking support frame 5-2 is of an open structure, the top of the locking support frame 5-2 is provided with a threaded through hole, a threaded rod is arranged in the threaded through hole, the top of the threaded rod is provided with the rotating hand wheel C5-1, and the threaded rod.

Example 2

When the utility model is used, whether the cutter 3-1 is on the zero scale line of the scale 7 or not is firstly observed, if the cutter 3-1 is on the zero scale line of the scale 7, the cutter is wiped, the cutter is ensured to be neat, and the next step of work is prepared; if the cutting tool is not positioned on the zero scale mark of the graduated scale 7, the cutting tool needs to be checked, so that the zero scale marks of the cutting tool 3-1 and the graduated scale 7 are kept collinear, the working precision is ensured, and the product quality is further ensured;

after the cutter is checked to be correct, the distance between the adjustable plate 4-3 and the cutter 3-1 is adjusted, namely, the thickness of the cut piece is adjusted. The step needs the hand-eye cooperation of an operator, after the thickness of the slice is determined, firstly, the rough adjustment is carried out, the operator pushes the clamping structure A1-5 to approach the base B6-2 along the direction of the axis A1-4 by hand, in the process, the clamping structure A1-5 pushes the rough adjustment gear 1-1 to move and the spring A1-6 to contract until the clamping rod 1-5-2 in the clamping structure moves to the clamping hole on the axis A1-4, the spring C1-5-4 which is originally in a stretching state contracts and pulls the clamping rod A1-5-2 into the clamping hole, at the moment, the rough adjustment gear 1-1 reaches the position matched with the pinion of the turbine 4-1, the clamping structure A1-5 is locked, and the matching relation between the rough adjustment gear 1 and the turbine 4-1 is stable; then an operator controls a rotating hand wheel A1-3 by hand, the rotating hand wheel A1-3 drives a shaft A1-4 to rotate between a base A6-1 and a base B6-2, the shaft A1-4 drives a coarse adjustment gear 1-1 to rotate through a key A1-2, the coarse adjustment gear 1-1 drives a turbine 4-1 to rotate, the turbine 4-1 drives a worm 4-2 to rotate, meanwhile, the worm 4-2 moves along the direction of an adjustable plate sliding groove 4-4, and the movement of the worm 4-2 drives an adjustable plate 4-3 to move on an adjustable plate sliding rail 4-2 until the adjustable plate 4-3 moves to the position near the expected scale; the clamping sub-buckle A1-5-5 is pulled by hand, the clamping rod A1-5-2 moves upwards, the spring C1-5-4 is stretched, the spring A1-6 is recovered from a compressed state, the coarse adjustment gear 1-1 and the clamping structure A1-5 are pushed to move rightwards, at the moment, the clamping state is cancelled, the meshing relation of the coarse adjustment gear 1-1 and the turbine 4-1 is interrupted, and the coarse adjustment process is finished;

in the coarse adjustment process, the adjustable plate 4-3 is adjusted to be close to the predicted slice thickness, and then the adjustable plate 4-3 is adjusted to be at an accurate position through one-time fine adjustment; in the fine adjustment process, an operator pushes the clamping structure B2-3 to approach the base B6-2 along the direction of the shaft B2-4 by hand, in the process, the clamping structure B2-3 pushes the fine adjustment gear 2-2 to move and the spring B2-1 to contract until the clamping rod B2-3-1 in the clamping structure B2-3 moves to the clamping hole in the shaft B2-4, the spring D2-3-2 which is originally in the stretching state contracts and pulls the clamping rod B2-3-1 into the clamping hole, at the moment, the fine adjustment gear 2-2 reaches the matching position with the large gear of the turbine 4-1, the clamping structure B2-3 is locked, and the matching relation between the fine adjustment mechanism 2 and the turbine 4-1 is stable; then an operator controls a rotating hand wheel B2-5 by hand, the rotating hand wheel B2-5 drives a shaft B2-4 to rotate between a base B6-2 and a base C6-3, a shaft B2-4 drives a fine adjustment gear 2-2 to rotate through a key B2-6, the fine adjustment gear 2-2 drives a turbine 4-1 to rotate, the turbine 4-1 drives the worm 4-2 to rotate, meanwhile, the worm 4-2 moves along the direction of an adjustable plate sliding groove 4-4, and the movement of the worm 4-2 drives the adjustable plate 4-3 to move on an adjustable plate sliding rail 4-2 until the adjustable plate 4-3 moves to the expected scale; locking operation is added in the fine adjustment process, namely when the hand wheel B2-5 is controlled to rotate to enable the adjustable plate 4-3 to reach the expected position, the hand wheel C5-1 is regulated and controlled to rotate, so that a threaded rod of the hand wheel C5-1 is rotated to press a cylindrical rod at the rear half part of the worm 4-2, and the purpose of locking the turbine 2-1 is achieved; then the clamping sub-button B2-3-3 is pulled by hand, the clamping rod B2-3-1 moves upwards, the spring D2-3-2 is stretched, the spring B2-1 recovers from a compressed state, the fine adjustment gear 2-2 and the clamping structure B2-3 are pushed to move leftwards, at the moment, the clamping state is cancelled, the meshing relation between the fine adjustment gear 2-2 and the turbine 4-1 is interrupted, and the fine adjustment process is finished;

after coarse adjustment and fine adjustment, the adjustable plate 4-3 is quickly and accurately adjusted to a desired position and locked by the locking structure 5; then the material to be cut can be placed between the adjustable plate chutes 4-4; after all materials are ready, the rotary wheel handle 3-4 is rotated to drive the cutter crank 3-3 to rotate around the rotation center of the crank base 3-2, the cutter crank 3-3 drives the cutter connecting rod 3-6 to move, the cutter connecting rod 3-6 drives the cutter 3-1 to do up-and-down reciprocating linear motion on the cutter sliding rail base 3-5, and the cutter 3-1 reciprocates to cut the materials to be cut into sheets with uniform thickness.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. The utility model discloses each part that mentions is the common technique in prior art, and the technical personnel of this trade should understand, the utility model discloses do not receive the restriction of above-mentioned embodiment, the description only is the explanation in above-mentioned embodiment and the description the principle of the utility model, under the prerequisite that does not deviate from the spirit and the scope of the utility model, the utility model discloses still can have various changes and improvement, these changes and improvement all fall into the protection of claim the utility model is within the scope. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A manual rotary slicer with adjustable slicing thickness is characterized by comprising a coarse adjustment mechanism, a fine adjustment mechanism, a worm and gear mechanism, a cutter mechanism, a graduated scale, a base and a bottom plate; a base is fixed on the bottom plate, a coarse adjusting mechanism, a fine adjusting mechanism and a worm and gear mechanism are mounted on the base, the fine adjusting mechanism is mounted on the left side of the coarse adjusting mechanism, the worm and gear mechanism is mounted on the front side of the fine adjusting mechanism, a cutter mechanism is mounted on the left side of the worm and gear mechanism, the cutter mechanism is fixedly mounted on the bottom plate, and a graduated scale is mounted on the rear side of the cutter mechanism;

the base A and the base B are provided with a coarse adjusting mechanism, the coarse adjusting mechanism consists of a coarse adjusting gear, a key A, a rotating hand wheel A, a clamping structure A, a spring A and a shaft A, the base A and the base B are jointly provided with the shaft A, a concentric boss is arranged on one of the circular end faces of the shaft A, the concentric boss and the shaft A are of an integral structure, the rotating hand wheel A is welded on the concentric boss, the outer side wall of the rotating hand wheel A is provided with vertical stripes, the side wall of the shaft A is respectively provided with a spherical sliding chute and a rectangular key groove, and a clamping hole is formed in the spherical sliding chute; a key A is arranged in the rectangular key groove; a spring A is wound on the outer side wall of the shaft A, a coarse adjustment gear and a clamping structure A are respectively mounted on the outer side wall of the shaft A, the coarse adjustment gear is mounted on the right side of the spring A, and the clamping structure A is mounted on the right side of the coarse adjustment gear; the clamping structure A consists of a clamping female buckle A, a clamping matching ring, a spring C, a clamping male buckle A and a clamping rod A; the outer side wall of the shaft A is sleeved with a clamping female buckle A, the clamping female buckle A is in a circular ring shape, a rectangular groove is formed in the inner side wall of the clamping female buckle A, a clamping fit ring is installed at the top of the clamping female buckle A, the clamping fit ring and the clamping female buckle A are of an integrated structure, through holes are respectively formed in the top of the clamping female buckle A and the inside of the clamping fit ring, the through holes are formed in the same straight line, a clamping rod A is installed in the through holes, a spring C is wound on the outer side wall of the clamping rod A, a clamping male buckle A is installed at the top of the clamping rod A, the top of the spring C is connected with the clamping male buckle A, and the bottom of the spring C is connected with the clamping fit ring;

the base B and the base C are provided with fine adjustment mechanisms, each fine adjustment mechanism consists of a fine adjustment gear, a key B, a rotating hand wheel B, a clamping structure B, a spring B and a shaft B, the base B and the base C are jointly provided with the shaft B, a concentric boss is arranged on one circular end face of the shaft B and is integrated with the shaft B, the rotating hand wheel B is welded on the concentric boss, the outer side wall of the rotating hand wheel B is provided with vertical stripes, the side wall of the shaft B is respectively provided with a spherical sliding chute and a rectangular key slot, the spherical sliding chute and the rectangular key slot are respectively arranged in parallel with the axis of the shaft B, and a clamping hole is formed in the spherical sliding chute; a key B is arranged in a rectangular key groove formed in the side wall of the shaft B; a spring B is wound on the outer side wall of the shaft B, a fine adjustment gear and a clamping structure B are respectively installed on the outer side wall of the shaft B, the fine adjustment gear is installed on the left side of the spring B, and the clamping structure B is installed on the left side of the fine adjustment gear; the clamping structure B consists of a clamping female buckle B, a clamping matching ring, a spring D, a clamping male buckle B and a clamping rod B; the outer side wall of the shaft B is sleeved with a clamping female buckle B, the clamping female buckle B is in a circular ring shape, a rectangular groove is formed in the inner side wall of the clamping female buckle B, a clamping fit ring is installed at the top of the clamping female buckle B, the clamping fit ring and the clamping female buckle B are of an integrated structure, through holes are respectively formed in the top of the clamping female buckle B and the inside of the clamping fit ring, the through holes are formed in the same straight line, a clamping rod is installed in each through hole, a spring D is wound on the outer side wall of each clamping rod, a clamping male buckle B is installed at the top of each clamping rod B, the top of each spring D is connected with the corresponding clamping male buckle B, and the bottom of each spring D is connected with the corresponding clamping fit ring;

the base D and the base E are provided with worm and gear mechanisms; the worm gear mechanism consists of a positioning worm gear, a worm and a shaft C; install axle C on base D and the base E, install the worm wheel on the axle C, the worm is installed at the top of worm wheel, the gear wheel and the worm meshing of worm wheel, the worm right-hand member is provided with the locking structure, the locking structure comprises locking base, locking support frame, manual runner C, install the locking base on the bottom plate, install the locking support frame on the locking base, the bottom surface of locking support frame is open structure, the screw thread through-hole has been seted up at the top of locking support frame, install the threaded rod in the screw thread through-hole, there is manual runner C at the threaded rod top, threaded rod and manual runner C structure as an organic whole.

2. A manual rotary microtome according to claim 1 having an adjustable slice thickness wherein the centerlines of said axis a and said axis B are parallel.

3. The manual rotary microtome according to claim 1, wherein the worm gear is a second step gear, and the left half of the worm gear is a bull gear and the right half of the worm gear is a pinion gear.

4. A manual rotary microtome according to claim 1 or 3, wherein the coarse adjustment gear has a greater number of teeth than the worm gear pinion; the number of teeth of the fine adjustment gear is smaller than that of the gear wheel of the worm gear.