CN209901451U

CN209901451U - Grinding device with freezing function

Info

Publication number: CN209901451U
Application number: CN201920634349.9U
Authority: CN
Inventors: 吴兵
Original assignee: Shanghai Net Letter Industrial Development Co Ltd
Current assignee: Shanghai Net Letter Industrial Development Co Ltd
Priority date: 2019-05-06
Filing date: 2019-05-06
Publication date: 2020-01-07
Anticipated expiration: 2029-05-06

Abstract

The utility model discloses a grinding device with freezing function, belonging to the grinding field, a grinding device with freezing function, comprising a base, a grinder shell is arranged on the surface of the base, a temperature sensor is arranged on the inner wall of the grinder shell, a grinder shell upper cover is arranged on the surface of the grinder shell, a refrigeration tank is arranged inside the grinder shell, a grinding cavity is formed between the refrigeration tank and the grinder shell, the grinding device can freeze a sample before the sample is ground through the refrigeration tank, the temperature of the grinding cavity can be kept unchanged in the sample grinding process, so that the sample grinding effect is better, one-way ball bearings are respectively arranged on the lower side and the upper side of a rotating shaft, when a clutch is combined and a motor runs, the test tube moves vertically in large scale and vertically and moves vertically in small scale, the grinding effect is achieved, when the clutch is separated and the motor runs reversely, the test tube follows structures such as a swing cylinder, a rotating shaft, a bearing seat and the like to rotate at a high speed, and a centrifugal effect is achieved.

Description

Grinding device with freezing function

Technical Field

The utility model relates to a grind the field, more specifically say, relate to a grinder with freezing function.

Background

The grinding device of the general sample does not have a real-time freezing function, most of the grinding devices adopt an oscillating or rotating motion mode to grind the sample, the temperature of the sample is increased while the sample is ground, and the characteristics of some samples are damaged to a certain extent.

However, most of the samples need to be centrifuged after grinding, so that the samples are subjected to solid-liquid separation for research, and most of the grinding devices have only single functionality and cannot realize the grinding and centrifuging functions at the same time.

For this reason, a large amount of grinder that has freezing function has appeared among the prior art, and the grinder that has freezing function now, can not freeze the sample before the sample grinding through the refrigeration jar, can also keep grinding the chamber temperature unchangeable in sample grinding process, make sample grinding effect better, more can not be through the one-way ball bearing that sets up respectively at pivot downside and upside, and when the clutch combines and motor forward operation, test tube large scale is up-and-down and three-dimensional motion around the small scale, play the grinding effect, when the clutch part and motor backward operation, the test tube is followed and is swung a section of thick bamboo, structure high-speed rotations such as pivot and bearing frame, play centrifugal action.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

Problem to exist among the prior art, the utility model aims to provide a grinder with freezing function, it can freeze the sample before the sample grinds through the refrigeration jar, can also keep grinding the chamber temperature unchangeable in the sample grinding process, make the sample grinding effect better, the one-way ball bearing who sets up respectively through pivot downside and upside, when clutch combination and motor forward operation, test tube large scale is from top to bottom and three-dimensional motion around the small scale, play the grinding action, when clutch part and motor backward operation, the test tube is followed and is swung a section of thick bamboo, pivot and bearing frame isotructure high-speed rotation, play centrifugal action.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

The utility model provides a grinder with freezing function, includes the base, the surface mounting of base has the grinder shell, temperature sensor is installed to the inner wall of grinder shell, the surface mounting of grinder shell has grinder shell upper cover, the internally mounted of grinder shell has the refrigeration jar, form between refrigeration jar and the grinder shell and grind the chamber, and sliding connection between refrigeration jar and the grinder shell upper cover, the condensation coil pipe is installed to the inside equidistance of refrigeration jar, the surface mounting of base has the pillar, the surface mounting of pillar has the motor, the surface mounting of motor has the motor connecting plate, the surface mounting of motor connecting plate has the clutch connecting plate, the surface mounting of clutch connecting plate has the clutch, the surface mounting of clutch has the bearing frame connecting plate, the surface mounting of bearing frame connecting plate has the bearing frame, the inner wall upside of bearing frame installs first ball bearing, first one-way ball bearing is installed to the inner wall downside of bearing frame, the internally mounted of first one-way ball bearing, first ball bearing has the pivot, the last surface mounting of bearing frame has the second ball bearing, the lower surface mounting of bearing frame has the third ball bearing, the surface mounting of third ball bearing, second ball bearing has the outer bearing frame, second one-way ball bearing, fourth ball bearing are installed to the up end symmetry of pivot, the surface mounting of fourth ball bearing, second one-way ball bearing has the pendulum section of thick bamboo, the surface equidistance of pendulum section of thick bamboo installs the adapter, the surface mounting of adapter has the test tube cover, test tube cover internally mounted has the test tube, and it can freeze the sample through the refrigeration jar before the sample grinds, can also keep grinding chamber temperature unchangeable in the sample grinding process, make the sample grinding effect better, through the one-way ball bearing that pivot downside and upside set up respectively, when the clutch combines and the motor forward operation, the test tube is the up-and-down and three-dimensional motion around the small-scale of big yardstick, plays the grinding effect, and when the clutch separately and the motor backward operation, the test tube is followed pendulum section of thick bamboo, pivot and bearing frame isotructure and is rotated at a high speed, plays centrifugal action.

Further, the surface mounting of refrigeration jar has first condenser pipe, and first condenser pipe is connected with the condenser coil head end, the surface mounting of refrigeration jar has the second condenser pipe, and second condenser pipe and condenser coil end-to-end connection, the end-to-end connection of second condenser pipe, first condenser pipe has refrigeration plant, is convenient for under refrigeration plant, first condenser pipe, second condenser pipe, condenser coil's effect, condenses the condenser tank is inside, guarantees to grind the sample of grinding in the intracavity test tube and is in frozen state.

Furthermore, a coupler is installed between the rotating shaft and the motor, the rotating shaft is rotatably connected with the bearing seat connecting plate, and when the motor rotates, the rotating shaft can be driven to rotate through the coupler.

Furthermore, the upper surface of the outer bearing seat is provided with a first rubber damping ring pressing plate, the lower surface of the outer bearing seat is provided with a second rubber damping ring pressing plate, a rubber damping ring is arranged between the second damping ring pressing plate and the first damping ring pressing plate, a rubber damping ring supporting plate is arranged on the lower end surface of the rubber damping ring, the rubber damping ring is conveniently installed under the action of the first damping ring pressing plate, the second damping ring pressing plate and the rubber damping ring supporting plate, and therefore the grinding device can absorb shock after operation.

Further, little pillar is installed to the inside symmetry of rubber damping ring, second rubber damping ring clamp plate, adjusting shim is installed to the end of little pillar, threaded connection has the screw between adjusting shim, little pillar and the motor connecting plate, is convenient for finely tune adjusting shim height, can realize the clearance adjustment of clutch upper portion and lower part.

Furthermore, a swing cylinder bearing gland is installed on the lower end face of the swing cylinder, the swing cylinder bearing gland is fixedly connected with the second one-way ball bearing, the swing cylinder bearing gland is rotatably connected with the rotating shaft, the second one-way ball bearing is conveniently fixed, and the rotating shaft is convenient to rotate.

Further, the surface mounting of pendulum section of thick bamboo has the taut piece clamp plate of first rubber, install first connecting block between the taut piece clamp plate of first rubber and the pendulum section of thick bamboo bearing gland, the surface mounting of pivot has the taut piece clamp plate of second rubber, install the second connecting block between the taut piece clamp plate of second rubber and the bearing frame, install the taut piece of rubber between second connecting block and the first connecting block, be convenient for through under the effect of the taut piece of rubber, when the motor forward rotates for the pendulum section of thick bamboo drives test tube large-scale from top to bottom and three-dimensional motion around the small-scale.

Further, the surface symmetry of pendulum section of thick bamboo installs the bolt of screwing up, the lower surface threaded connection of screwing up the bolt has the bolt fastener of screwing up, the upper surface threaded connection of screwing up the bolt has test tube gland subassembly, sliding connection between test tube gland subassembly and the test tube, the test tube gland subassembly of being convenient for carries out fixed mounting through screwing up the bolt and screwing up the bolt fastener to compress tightly the test tube.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) this scheme can be frozen the sample before the sample grinds through the refrigeration jar, can also keep grinding the chamber temperature unchangeable at the sample grinding in-process, make the sample grinding effect better, through the one-way ball bearing that pivot downside and upside set up respectively, when the clutch combines and the motor forward moves, test tube big yardstick up-and-down and yardstick front and back spatial motion plays the grinding effect, when the clutch separately and the motor backward moves, the test tube is followed a pendulum section of thick bamboo, pivot and bearing frame isotructure high-speed rotation, play the centrifugal action.

(2) The surface mounting of refrigeration jar has first condenser pipe, and first condenser pipe is connected with the condenser coil head end, the surface mounting of refrigeration jar has the second condenser pipe, and second condenser pipe and condenser coil end-to-end connection, the second condenser pipe, the end-to-end connection of first condenser pipe has refrigeration plant, be convenient for under refrigeration plant, first condenser pipe, the second condenser pipe, condenser coil's effect, condense the condensation jar is inside, the grinding sample in the test tube in the assurance grinding chamber is in frozen state.

(3) The shaft coupling is installed between pivot and the motor, rotates between pivot and the bearing frame connecting plate and is connected, and when the motor of being convenient for rotated, can drive the pivot through the shaft coupling and rotate.

(4) The upper surface mounting of outer bearing frame has first rubber shock attenuation ring clamp plate, and the lower surface mounting of outer bearing frame has second rubber shock attenuation ring clamp plate, installs the rubber shock attenuation ring between second shock attenuation ring clamp plate, the first shock attenuation ring clamp plate, and the lower terminal surface mounting of rubber shock attenuation ring has the rubber shock attenuation ring backup pad, is convenient for through the effect of first shock attenuation ring clamp plate, second shock attenuation ring clamp plate, rubber shock attenuation ring backup pad, installs the rubber shock attenuation ring to grinder carries out the shock attenuation after the operation.

(5) Little pillar is installed to the inside symmetry of rubber damping ring, second rubber damping ring clamp plate, and adjusting shim is installed to the end of little pillar, and threaded connection has the screw between adjusting shim, little pillar and the motor connecting plate, is convenient for finely tune adjusting shim height, can realize the clearance adjustment of clutch upper portion and lower part.

(6) The lower end face of the swinging cylinder is provided with a swinging cylinder bearing gland, the swinging cylinder bearing gland is fixedly connected with the second one-way ball bearing, and the swinging cylinder bearing gland is rotatably connected with the rotating shaft, so that the second one-way ball bearing is conveniently fixed, and the rotating shaft is convenient to rotate.

(7) The surface mounting of pendulum section of thick bamboo has the taut piece clamp plate of first rubber, install first connecting block between the taut piece clamp plate of first rubber and the pendulum section of thick bamboo bearing gland, the surface mounting of pivot has the taut piece clamp plate of second rubber, install the second connecting block between the taut piece clamp plate of second rubber and the bearing frame, install the taut piece of rubber between second connecting block and the first connecting block, be convenient for under the effect through the taut piece of rubber, when the motor forward rotation, make pendulum section of thick bamboo drive test tube large-scale from top to bottom and small-scale front and back three-dimensional motion.

(8) The surface symmetry of pendulum section of thick bamboo installs the bolt of screwing up, and the lower surface threaded connection of the bolt of screwing up has the bolt fastener of screwing up, and the upper surface threaded connection of the bolt of screwing up has test tube gland subassembly, sliding connection between test tube gland subassembly and the test tube, and the test tube gland subassembly of being convenient for carries out fixed mounting through screwing up the bolt and screwing up the bolt fastener to compress tightly the test tube.

Drawings

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

FIG. 2 is a schematic view of a part of the lower surface structure of the present invention;

fig. 3 is a schematic view of a part of the upper surface structure of the present invention.

The reference numbers in the figures illustrate:

1 base, 2 grinder shell, 3 temperature sensor, 4 grinder shell upper cover, 5 refrigeration tank, 6 grinding cavity, 7 condensation coil, 8 support column, 9 motor, 10 motor connecting plate, 11 clutch connecting plate, 12 clutch, 13 bearing seat connecting plate, 14 bearing seat, 15 first ball bearing, 16 first one-way ball bearing, 17 rotating shaft, 18 second ball bearing, 19 third ball bearing, 20 outer bearing seat, 21 second one-way ball bearing, 22 fourth ball bearing, 23 swing cylinder, 24 adapter, 25 test tube sleeve, 26 test tube, 27 first condensation tube, 28 second condensation tube, 29 refrigeration equipment, 30 coupler, 31 first rubber damping ring pressing plate, 32 second rubber damping ring pressing plate, 33 rubber damping ring, 34 rubber damping ring supporting plate, 35 small support column, 36 adjusting gasket, 37 screw, 38 swing cylinder bearing pressing cover, 39 first rubber tensioning pressing plate, 40 first connecting block, 41 second rubber tensioning pressing sheet, 42 second connecting block, 43 rubber tensioning sheet, 44 tightening bolt, 45 tightening bolt fastener and 46 test tube gland assembly.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1-3, a grinding apparatus with a freezing function includes a base 1, referring to fig. 1 and 2, a grinder housing 2 is mounted on a surface of the base 1, a temperature sensor 3 is mounted on an inner wall of the grinder housing 2, a temperature sensor switch is mounted on a surface of the grinder housing 2, the temperature sensor switch is connected in series with the temperature sensor 3 and a power supply through a wire, the temperature sensor 3 is TP100 in type, has good temperature sensing capability and stable performance, a grinder housing upper cover 4 is mounted on a surface of the grinder housing 2, a refrigeration tank 5 is mounted inside the grinder housing 2, a first condensation pipe 27 is mounted on a surface of the refrigeration tank 5, the first condensation pipe 27 is connected with a head end of a condensation coil 7, a second condensation pipe 28 is mounted on a surface of the refrigeration tank 5, and the second condensation pipe 28 is connected with a tail end of the condensation coil 7, the second condenser pipe 28 and the end of the first condenser pipe 27 are connected with a refrigerating device 29, so that the interior of the condensing tank 5 can be condensed under the action of the refrigerating device 29, the first condenser pipe 27, the second condenser pipe 28 and the condensing coil 7, and the grinding sample in the test tube 26 in the grinding cavity 6 is ensured to be in a frozen state, and a refrigerating device switch is mounted on the surface of the grinding machine shell 2, the refrigerating device switch is connected with the refrigerating device 29 and a power supply in series through a conducting wire, the type of the refrigerating device 29 is YJL-18, so that the grinding cavity 6 is formed between the refrigerating tank 5 and the grinding machine shell 2, the refrigerating tank 5 is connected with the grinding machine shell upper cover 4 in a sliding manner, the condensing coil 7 is mounted in the refrigerating tank 5 at equal intervals, a support column 8 is mounted on the surface of the base 1, a motor 9 is mounted on the surface of the support column 8, and a positive and negative switch is mounted on the surface, the positive and negative switch is connected with the motor 9 and the power supply in series through leads, the model of the motor 9 is Y355L-2, the high efficiency, the energy saving and the low noise are realized, the surface of the motor 9 is provided with a motor connecting plate 10, the surface of the motor connecting plate 10 is provided with a clutch connecting plate 11, the surface of the clutch connecting plate 11 is provided with a clutch 12, the surface of the clutch 12 is provided with a bearing seat connecting plate 13, the surface of the bearing seat connecting plate 13 is provided with a bearing seat 14, the upper side of the inner wall of the bearing seat 14 is provided with a first ball bearing 15, the lower side of the inner wall of the bearing seat 14 is provided with a first one-way ball bearing 16, the first one-way ball bearing 16 and the inner part of the first ball bearing 15 are provided with a rotating shaft 17, a coupler 30 is arranged between the rotating, the upper surface of the bearing seat 14 is provided with a second ball bearing 18, the lower surface of the bearing seat 14 is provided with a third ball bearing 19, the surfaces of the third ball bearing 19 and the second ball bearing 18 are provided with an outer bearing seat 20, the upper surface of the outer bearing seat 20 is provided with a first rubber damping ring pressing plate 31, the lower surface of the outer bearing seat 20 is provided with a second rubber damping ring pressing plate 32, a rubber damping ring 33 is arranged between the second damping ring pressing plate 32 and the first damping ring pressing plate 31, the lower end surface of the rubber damping ring 33 is provided with a rubber damping ring supporting plate 34, the rubber damping ring 33 is conveniently installed through the actions of the first damping ring pressing plate 31, the second damping ring pressing plate 32 and the rubber damping ring supporting plate 34, so that the grinding device can damp after running, small pillars 35 are symmetrically arranged inside the rubber damping ring 33 and the second rubber damping ring pressing plate 32, and the tail ends of the small pillars 35 are provided with adjusting, the adjusting shim 36, the small strut 35 and the motor connecting plate 10 are in threaded connection with a screw 37, so that the height of the adjusting shim 36 can be adjusted finely conveniently, and the gap adjustment of the upper part and the lower part of the clutch 12 can be realized.

Referring to fig. 1 and 3, the upper end surface of the rotating shaft 17 is symmetrically provided with a second one-way ball bearing 21 and a fourth ball bearing 22, the surfaces of the fourth ball bearing 22 and the second one-way ball bearing 21 are provided with a swing cylinder 23, the lower end surface of the swing cylinder 23 is provided with a swing cylinder bearing gland 38, the swing cylinder bearing gland 38 is fixedly connected with the second one-way ball bearing 21, the swing cylinder bearing gland 38 is rotatably connected with the rotating shaft 17 so as to fix the second one-way ball bearing 21 and facilitate the rotation of the rotating shaft 17, the surface of the swing cylinder 23 is provided with a first rubber tensioning sheet pressing plate 39, a first connecting block 40 is arranged between the first rubber tensioning sheet pressing plate 39 and the swing cylinder bearing gland 38, the surface of the rotating shaft 17 is provided with a second rubber tensioning sheet pressing plate 41, a second connecting block 42 is arranged between the second rubber tensioning sheet pressing plate 41 and the bearing seat 14, a rubber tensioning sheet 43 is arranged between the second connecting block 42 and the first connecting block, be convenient for under the effect through rubber tension sheet 43, when motor 9 forward rotation, make pendulum section of thick bamboo 23 drive test tube 26 big yardstick and reach the front and back spatial motion of small yardstick from top to bottom, adapter 24 is installed to the surperficial equidistance of pendulum section of thick bamboo 23, adapter 24's surface mounting has test tube cover 25, test tube cover 25 internally mounted has test tube 26, the surface symmetry of pendulum section of thick bamboo 23 is installed and is screwed up bolt 44, the lower surface threaded connection who screws up bolt 44 has screw up bolt fastener 45, the upper surface threaded connection who screws up bolt 44 has test tube gland subassembly 46, sliding connection between test tube gland subassembly 46 and the test tube 26, be convenient for test tube gland subassembly 46 carries out fixed mounting through screw up bolt 44 and screw up bolt fastener 45, thereby compress tightly test tube.

A refrigeration equipment switch can be opened to enable refrigeration equipment 29 to run, the interior of the refrigeration tank 5 is condensed through the action of the first condensation pipe 27, the second condensation pipe 28 and the condensation coil 7 to ensure that a grinding sample in a test tube 26 in the grinding cavity 6 is in a frozen state, the temperature sensor switch is opened to enable the temperature sensor 3 to be electrified to work to detect the interior temperature of the grinding cavity 6, the temperature change in the grinding cavity 6 is observed in real time, the positive and negative switch can be opened to enable the motor 9 to drive the rotating shaft 17 to rotate in the positive direction through the coupler 30, the rotating shaft 17 can keep a positive rotating state under the action of the first one-way ball bearing 16, the second one-way ball bearing 21, the first ball bearing 15 and the fourth ball bearing 22, and finally the swinging cylinder 23 can move vertically and horizontally along with the large scale and small scale of the rotating shaft 17 through the action of the swinging cylinder bearing gland 38 and the rubber tension sheet 43, when the ground sample needs to be centrifugally treated, the adjusting gasket 36 is adjusted to separate the upper part and the lower part of the clutch 12, then the forward-reverse switch is turned on, so that the motor 9 drives the rotating shaft 17 to reversely rotate through the coupler 30, the rotating shaft 17 cannot normally operate under the action of the first one-way ball bearing 16 and the second one-way ball bearing 21, the rotating shaft 17 drives the bearing seat 14 to reversely move under the action of the second ball bearing 18 and the third ball bearing 19, so that the swinging cylinder 23 drives the test tube 26 to reversely rotate, the ground sample is centrifugally treated, and the processes of vertical movement and vertical movement of large scale and small scale and front-back three-dimensional movement of the test tube 26 and centrifugal movement are all under the action of the rubber damping ring 33, and (5) damping.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims

1. A grinding device with freezing function, includes base (1), its characterized in that: the surface mounting of base (1) has grinder shell (2), temperature sensor (3) are installed to the inner wall of grinder shell (2), the surface mounting of grinder shell (2) has grinder shell upper cover (4), the internally mounted of grinder shell (2) has refrigeration jar (5), form between refrigeration jar (5) and grinder shell (2) and grind chamber (6), and sliding connection between refrigeration jar (5) and grinder shell upper cover (4), condensing coil (7) are installed to the inside equidistance of refrigeration jar (5), the surface mounting of base (1) has pillar (8), the surface mounting of pillar (8) has motor (9), the surface mounting of motor (9) has motor connecting plate (10), the surface mounting of motor connecting plate (10) has clutch connecting plate (11), the surface mounting of clutch connecting plate (11) has clutch (12), the surface mounting of clutch (12) has bearing frame connecting plate (13), the surface mounting of bearing frame connecting plate (13) has bearing frame (14), first ball bearing (15) are installed to the inner wall upside of bearing frame (14), first one-way ball bearing (16) are installed to the inner wall downside of bearing frame (14), the internally mounted of first one-way ball bearing (16), first ball bearing (15) has pivot (17), the last surface mounting of bearing frame (14) has second ball bearing (18), the lower surface mounting of bearing frame (14) has third ball bearing (19), the surface mounting of third ball bearing (19), second ball bearing (18) has outer bearing frame (20), second one-way ball bearing (21) are installed to the up end symmetry of pivot (17), Fourth ball bearing (22), the surface mounting of fourth ball bearing (22), second one-way ball bearing (21) has pendulum section of thick bamboo (23), adapter (24) are installed to the surperficial equidistance of pendulum section of thick bamboo (23), the surface mounting of adapter (24) has test tube cover (25), test tube cover (25) internally mounted has test tube (26).

2. A grinding apparatus with a freezing function according to claim 1, wherein: the surface mounting of refrigeration jar (5) has first condenser pipe (27), and first condenser pipe (27) are connected with condenser coil (7) head end, the surface mounting of refrigeration jar (5) has second condenser pipe (28), and second condenser pipe (28) and condenser coil (7) end-to-end connection, the end-to-end connection of second condenser pipe (28), first condenser pipe (27) has refrigeration plant (29).

3. A grinding apparatus with a freezing function according to claim 1, wherein: a shaft coupling (30) is installed between the rotating shaft (17) and the motor (9), and the rotating shaft (17) is rotatably connected with the bearing seat connecting plate (13).

4. A grinding apparatus with a freezing function according to claim 1, wherein: the upper surface mounting of outer bearing frame (20) has first rubber shock attenuation ring clamp plate (31), the lower surface mounting of outer bearing frame (20) has second rubber shock attenuation ring clamp plate (32), install rubber shock attenuation ring (33) between second rubber shock attenuation ring clamp plate (32), first rubber shock attenuation ring clamp plate (31), rubber shock attenuation ring backup pad (34) are installed to the lower terminal surface of rubber shock attenuation ring (33).

5. A grinding apparatus with a freezing function according to claim 4, wherein: little pillar (35) are installed to the inside symmetry of rubber damping ring (33), second rubber damping ring clamp plate (32), adjusting shim (36) are installed to the end of little pillar (35), threaded connection has screw (37) between adjusting shim (36), little pillar (35) and motor connecting plate (10).

6. A grinding apparatus with a freezing function according to claim 1, wherein: a swing cylinder bearing gland (38) is installed on the lower end face of the swing cylinder (23), the swing cylinder bearing gland (38) is fixedly connected with the second one-way ball bearing (21), and the swing cylinder bearing gland (38) is rotatably connected with the rotating shaft (17).

7. A grinding apparatus with a freezing function according to claim 1, wherein: the surface mounting of pendulum section of thick bamboo (23) has taut piece clamp plate of first rubber (39), install first connecting block (40) between taut piece clamp plate of first rubber (39) and pendulum section of thick bamboo bearing gland (38), the surface mounting of pivot (17) has the taut piece clamp plate of second rubber (41), install second connecting block (42) between the taut piece clamp plate of second rubber (41) and bearing frame (14), install rubber between second connecting block (42) and first connecting block (40) and tighten piece (43).

8. A grinding apparatus with a freezing function according to claim 1, wherein: the surface symmetry of pendulum section of thick bamboo (23) installs screws up bolt (44), the lower surface threaded connection of screwing up bolt (44) has screws up bolt fastener (45), the upper surface threaded connection of screwing up bolt (44) has test tube gland subassembly (46), sliding connection between test tube gland subassembly (46) and test tube (26).