CN215679841U - Mechanical design teaching model frame - Google Patents

Abstract

The utility model discloses a mechanical design teaching model frame and relates to the technical field of mechanical design teaching. Comprises a base adjusting component, a rotating disc, a plurality of second auxiliary rods, a sliding block, a first moving rod, a plurality of pushers, a support rod, a plurality of support rods, a plurality of sliding blocks, a plurality of push handles and a plurality of push handles, therefore, the problem that the existing model frame is fixed mostly, the clamped model cannot be rotated, and students cannot conveniently observe the displayed model in an all-dimensional manner is solved.

Description

Mechanical design teaching model frame

Technical Field

The utility model relates to the technical field of mechanical design teaching, in particular to a mechanical design teaching model frame.

Background

In the mechanical design teaching field, show the theory of mechanics to classmates through different teaching modes, including computer, projecting apparatus and slide etc. however, can not let the connection machinery that classmates are more clear through these virtual picture and video, more can not contact machinery, so for the deep understanding theory of mechanics of classmates, need be equipped with the model of corresponding mechanical design teaching, because mechanical model is various, in order to be convenient for show more, need use the model frame of placing the model.

The above prior art solution has the following drawbacks: the existing model frame is mostly fixedly arranged, the clamped model cannot be rotated, and students cannot conveniently observe the displayed model in an all-round manner.

SUMMERY OF THE UTILITY MODEL

In view of the defects of the prior art, the utility model aims to provide a mechanical design teaching model frame, which supports a set lifting assembly through a set base, supports a set first supporting plate, supports a set adjusting assembly through a set first supporting plate, supports a set sliding block through a set sliding block, supports a set rotating disc through a second auxiliary rod, supports a set first moving rod through a set first supporting plate, supports a set auxiliary block through a first moving rod, supports a set first fixed plate through a set spring through a set rotating block, supports a set supporting rod through a set rotating block, supports a set second supporting plate through a set supporting rod, the arranged second supporting plate supports the arranged clamping components, the clamping components clamp the model to be clamped, the model to be displayed is stably clamped through the clamping components after the base is placed stably, a plurality of groups of clamping components are arranged to clamp a plurality of models, so that teachers can conveniently absorb and understand the model better through comparison of different models when explaining, after the first supporting plate is adjusted to a proper height through the lifting component, the first fixing plate is pulled to separate the closely attached auxiliary block from the rotating disc under the assistance of the first moving rod, a user rotates the push handle to rotate the arranged supporting rod under the action of the second auxiliary rod and the sliding block, the rotating supporting rod drives the arranged clamping components to rotate, after the rotating to a proper position, the second fixing plate is loosened to drive the auxiliary block to move through the first moving rod under the action of the spring, make supplementary piece and rolling disc hug closely, fix the rolling disc that sets up to solve the most fixed setting of current model frame, the model of centre gripping can not rotate, and inconvenient classmates carry out the problem of omnidirectional observation to the model of show.

The above object of the present invention is achieved by the following technical solutions:

a mechanical design teaching model frame comprises a base, wherein a lifting assembly is arranged on one side of the base, the lifting assembly is far away from the base, a first supporting plate is fixedly connected with the lifting assembly, a plurality of adjusting assemblies are arranged on the first supporting plate, a second supporting plate is arranged on one side of the adjusting assemblies, a clamping assembly is arranged on the second supporting plate, the clamping assembly clamps a model, a placing groove is formed in the second supporting plate, the adjusting assemblies are arranged in the placing groove, each adjusting assembly comprises a rotating disc, the rotating disc is arranged in the placing groove, a plurality of second auxiliary rods are fixedly connected to one side of the rotating disc, one ends of the second auxiliary rods, far away from the rotating disc, are fixedly connected with sliding blocks, a circular sliding groove is formed in the first supporting plate, the sliding blocks are all slidably connected in the circular sliding groove, and a first moving rod is inserted into one side of the first supporting plate, first carriage release lever with first backup pad sliding connection, first carriage release lever one end runs through first backup pad is arranged in the standing groove, first carriage release lever is close to second auxiliary rod one end fixedly connected with auxiliary block, first carriage release lever is kept away from the first fixed plate of second auxiliary rod one end fixedly connected with, first fixed plate one side fixedly connected with spring, spring one end with first backup pad fixed connection, when the spring did not stimulate, the auxiliary block with the rolling disc is hugged closely, a plurality of pushing hands of rolling disc one side fixedly connected with, the rolling disc is kept away from base one side fixedly connected with bracing piece, bracing piece one end with second backup pad fixed connection.

By adopting the technical scheme, the arranged lifting component is supported by the arranged base, the arranged lifting component supports the arranged first supporting plate, the arranged first supporting plate supports the arranged adjusting component, the arranged first supporting plate supports the arranged sliding block, the arranged sliding block supports the arranged rotating disc through the second auxiliary rod, the arranged first supporting plate supports the arranged first moving rod, the arranged first moving rod supports the arranged auxiliary block, the arranged first moving rod supports the arranged first fixing plate, the arranged first fixing plate supports the arranged spring, the arranged rotating block supports the arranged supporting rod, the arranged supporting rod supports the arranged second supporting plate, the arranged second supporting plate supports the arranged clamping component, and the clamping component clamps a model to be clamped, after the base is placed stably, models to be displayed are clamped stably through the clamping assemblies, a plurality of groups of clamping assemblies are arranged, a plurality of models can be clamped, so that teachers can conveniently and better absorb and understand the models through comparison of different models, after the first supporting plate is adjusted to a proper height through the lifting assembly, the first fixing plate is pulled to separate the attached auxiliary blocks from the rotating disc under the assistance of the first moving rod, a user rotates the pushing handle to rotate the arranged supporting rod under the action of the second auxiliary rod and the sliding block, the arranged clamping assemblies are driven to rotate by the rotating supporting rod, the second fixing plate is loosened to a proper position to enable the first moving rod to drive the auxiliary blocks to move under the action of the spring, the auxiliary blocks are attached to the rotating disc, the arranged rotating disc is fixed, and most of the existing model frames are fixed, the model that the centre gripping can not rotate, inconvenient classmates carry out the problem of omnidirectional observation to the model of show.

The present invention in a preferred example may be further configured to: the lifting assembly comprises a first loop bar, the first loop bar is fixedly connected with one end of the base, the first loop bar is arranged in a hollow mode, a first telescopic rod is fixedly connected to one side of the base, one end of the first telescopic rod is fixedly connected with the base, the first telescopic rod is arranged in the first loop bar, the first telescopic rod is far away from a second loop bar fixedly connected with one end of the base, the second loop bar is slidably connected with the first loop bar, a plurality of jacks are formed in the second loop bar and the first loop bar, insertion rods are inserted in the jacks, a first auxiliary bar is fixedly connected to one side of the second loop bar, the first auxiliary bar is far away from one end of the second loop bar, the first loop bar is penetrated through, and one end of the first auxiliary bar is fixedly connected with a handle.

Through adopting above-mentioned technical scheme, the lifting unit who sets up is supported through the base that sets up, the base that sets up supports the first loop bar that sets up, the first base that sets up supports the first telescopic link that sets up, the first telescopic link that sets up supports the second loop bar that sets up, when needs carry out height control to first backup pad, take out the inserted bar that sets up from the jack, the handle that the rethread pulling set up promotes the second loop bar under the effect of first auxiliary rod, promote the second loop bar and fix the second loop bar in inserting the jack with the inserted bar after promoting the suitable position.

The present invention in a preferred example may be further configured to: the clamping assembly comprises a second fixing plate, the second fixing plate is fixedly connected with the second supporting plate, a stud is fixedly connected to one side of the second fixing plate in a rotating mode, a third auxiliary rod is fixedly connected to one end of the stud, a third fixing plate is connected to one end of the third auxiliary rod in a rotating mode, the third fixing plate is fixedly connected with the second supporting plate, one end of the third auxiliary rod penetrates through a knob fixedly connected with the third fixing plate, a fixing piece is sleeved on the third auxiliary rod, a pair of moving blocks are sleeved on the stud, the moving blocks are connected with the second supporting plate in a sliding mode through fourth auxiliary rods, a clamping plate is fixedly connected to one side of the moving blocks, and a model is clamped on the clamping plate.

Through adopting above-mentioned technical scheme, the second fixed plate of setting is supported through the second backup pad that sets up, the second fixed plate of setting supports the third auxiliary rod of setting to the stud of setting, the second backup pad supports the fourth fixed plate of setting, the third auxiliary rod of setting supports the knob of setting, the model that will need the centre gripping is placed and between the splint, it makes stud rotate to rotate the knob, thereby it drives the splint that set up and carry out the centre gripping to the model that sets up to drive the movable block of setting under the assistance of fourth auxiliary rod.

The present invention in a preferred example may be further configured to: and friction pads are arranged on the sides, close to each other, of the rotating disc and the auxiliary blocks.

Through adopting above-mentioned technical scheme, through the friction pad of establishing between rolling disc and supplementary piece, increase the frictional force between the rolling disc that sets up and supplementary piece to the rolling disc that makes the setting is more stable.

The present invention in a preferred example may be further configured to: the base is far away from one side of the lifting component is fixedly connected with a plurality of suckers.

Through adopting above-mentioned technical scheme, the base that sets up supports the sucking disc that sets up, and the sucking disc that sets up supports the base that sets up, adheres to the sucking disc in the desktop when using to the base that makes the setting is more stable, increases the holistic stability of device.

In summary, the utility model includes at least one of the following beneficial technical effects:

1. the arranged lifting component is supported by the arranged base, the arranged lifting component supports the arranged first supporting plate, the arranged first supporting plate supports the arranged adjusting component, the arranged first supporting plate supports the arranged sliding block, the arranged sliding block supports the arranged rotating disc through a second auxiliary rod, the arranged first supporting plate supports the arranged first moving rod, the first moving rod supports the arranged auxiliary block, the arranged first moving rod supports the arranged first fixing plate, the arranged first fixing plate supports the arranged spring, the arranged rotating block supports the arranged supporting rod, the arranged supporting rod supports the arranged second supporting plate, the arranged second supporting plate supports the arranged clamping component, and the clamping component clamps a model to be clamped, after the base is placed stably, models to be displayed are clamped stably through the clamping assemblies, a plurality of groups of clamping assemblies are arranged, a plurality of models can be clamped, so that teachers can conveniently and better absorb and understand the models through comparison of different models, after the first supporting plate is adjusted to a proper height through the lifting assembly, the first fixing plate is pulled to separate the attached auxiliary blocks from the rotating disc under the assistance of the first moving rod, a user rotates the pushing handle to rotate the arranged supporting rod under the action of the second auxiliary rod and the sliding block, the arranged clamping assemblies are driven to rotate by the rotating supporting rod, the second fixing plate is loosened to a proper position to enable the first moving rod to drive the auxiliary blocks to move under the action of the spring, the auxiliary blocks are attached to the rotating disc, the arranged rotating disc is fixed, and most of the existing model frames are fixed, the model that the centre gripping can not rotate, inconvenient classmates carry out the problem of omnidirectional observation to the model of show.

2. The lifting assembly is supported through the arranged base, the arranged base supports the arranged first sleeve rod, the arranged first base supports the arranged first telescopic rod, the arranged first telescopic rod supports the arranged second sleeve rod, the arranged insertion rod is taken out of the jack when the first supporting plate needs to be subjected to height adjustment, the arranged handle is pulled to lift the second sleeve rod under the action of the first auxiliary rod, and the insertion rod is inserted into the jack to fix the second sleeve rod after the second sleeve rod is lifted to a proper position;

3. the second fixing plate is supported through the second supporting plate, the second fixing plate supports the third auxiliary rod, the second supporting plate supports the fourth fixing plate, the third auxiliary rod supports the knob, the model needing clamping is placed between the third auxiliary rod and the clamping plate, the knob is rotated to enable the stud to rotate, and therefore the moving block is driven to clamp the model under the assistance of the fourth auxiliary rod.

Drawings

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

Fig. 2 is a schematic structural view of the lifting assembly of the present invention.

Fig. 3 is a schematic view of a portion of the adjusting assembly of the present invention.

Fig. 4 is an enlarged schematic view of a portion a in fig. 3.

Fig. 5 is an enlarged schematic view of B in fig. 4.

FIG. 6 is a schematic view of a clamping assembly of the present invention.

Reference numerals: 1. a base; 2. a lifting assembly; 201. a first loop bar; 202. a first telescopic rod; 203. a second loop bar; 204. a jack; 205. inserting a rod; 206. a first auxiliary lever; 207. a handle; 3. a first support plate; 4. an adjustment assembly; 401. rotating the disc; 402. a second auxiliary lever; 403. a slider; 404. a circular chute; 405. a first movable bar; 406. an auxiliary block; 407. a first fixing plate; 408. a spring; 409. a pushing handle; 410. a support bar; 5. a second support plate; 6. a placement groove; 7. a clamping assembly; 701. a second fixing plate; 702. a stud; 703. a third fixing plate; 704. a third auxiliary lever; 705. a knob; 706. a fixing member; 707. a moving block; 708. a splint; 708. a fourth auxiliary lever; 8. and (4) sucking discs.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1 and 3, a mechanical design teaching model frame disclosed by the utility model comprises a base 1, a lifting assembly 2 is arranged on one side of the base 1, a first supporting plate 3 is fixedly connected to the lifting assembly 2 away from the base 1, a plurality of adjusting assemblies 4 are arranged on the first supporting plate 3, a second supporting plate 5 is arranged on one side of each adjusting assembly 4, a clamping assembly 7 is arranged on each second supporting plate 5, a placing groove 6 is arranged on each second supporting plate 5, each adjusting assembly 4 is arranged in the placing groove 6, the lifting assembly 2 is supported by the base 1, the lifting assembly 2 is used for supporting the first supporting plate 3, the first supporting plate 3 is used for supporting the adjusting assembly 4, each adjusting assembly 4 comprises a rotating disc 401, the rotating disc 401 is arranged in the placing groove 6, as shown in fig. 4, a plurality of second auxiliary rods 402 are fixedly connected to one side of the rotating disc 401, one end of each of the second auxiliary rods 402, which is far from the rotating disc 401, is fixedly connected with a sliding block 403, a circular sliding groove 404 is formed in the first support plate 3, the sliding blocks 403 are all slidably connected in the circular sliding grooves 404, a first moving rod 405 is inserted into one side of the first support plate 3, the first moving rod 405 is slidably connected with the first support plate 3, one end of the first moving rod 405 penetrates through the first support plate 3 and is arranged in the placing groove 6, as shown in fig. 5, one end of the first moving rod 405, which is near to the second auxiliary rod 402, is fixedly connected with an auxiliary block 406, one end of the first moving rod 405, which is far from the second auxiliary rod 402, is fixedly connected with a first fixing plate 407, one side of the first fixing plate 407 is fixedly connected with a spring 408, one end of the spring 408 is fixedly connected with the first support plate 3, when the spring 408 is not pulled, the auxiliary block 406 is tightly attached to the rotating disc 401, one side of the rotating disc 401 is fixedly connected with a plurality of push handles 409, one side of the rotating disc 401, one side, which is far from the base 1, is fixedly connected with a support rod 410, bracing piece 410 one end and second backup pad 5 fixed connection, the first backup pad 3 that sets up supports the slider 403 that sets up, the slider 403 that sets up supports the rolling disc 401 that sets up through second auxiliary rod 402, the first backup pad 3 that sets up supports the first carriage release lever 405 that sets up, first carriage release lever 405 supports the auxiliary block 406 that sets up, the first carriage release lever 405 that sets up supports the first fixed plate 407 that sets up, the first fixed plate 407 that sets up supports the spring 408 that sets up, the bracing piece 410 that sets up supports the bracing piece 410 that sets up, the bracing piece 410 that sets up supports the second backup pad 5 that sets up, the second backup pad 5 that sets up supports the centre gripping subassembly 7 that sets up, centre gripping subassembly 7 carries out the centre gripping to the model of required centre gripping, place base 1 after stabilizing through centre gripping subassembly 7 with the model centre gripping of required show stable.

Through arranging a plurality of groups of clamping components 7, a plurality of models can be clamped, so that teachers can better absorb and understand through comparison of different models when explaining, after the first supporting plate 3 is adjusted to a proper height through the lifting component 2, the first fixing plate 407 is pulled to separate the tightly attached auxiliary block 406 from the rotating disc 401 under the assistance of the first moving rod 405, a user rotates the push hand 409 to rotate the arranged supporting rod 410 under the action of the second auxiliary rod 402 and the sliding block 403, the rotating supporting rod 410 drives the arranged clamping components 7 to rotate, after rotating to a proper position, the second fixing plate 701 is loosened to enable the first moving rod 405 to drive the auxiliary block 406 to move under the action of the spring 408, the auxiliary block 406 is tightly attached to the rotating disc 401, the arranged rotating disc 401 is fixed, and most of the existing model stands are fixedly arranged, the model that the centre gripping can not rotate, inconvenient classmates carry out the problem of omnidirectional observation to the model of show.

As shown in fig. 1 and fig. 2, the lifting assembly 2 comprises a first sleeve 201, the first sleeve 201 is fixedly connected with one end thereof to the base 1, the lifting assembly 2 is supported by the base 1, the base 1 is arranged to support the first sleeve 201, the first sleeve 201 is hollow, a first telescopic rod 202 is fixedly connected to one side of the base 1, the lifting assembly 2 is supported by the base 1, the base 1 is arranged to support the first sleeve 201, one end of the first telescopic rod 202 is fixedly connected to the base 1, the first telescopic rod 202 is arranged in the first sleeve 201, one end of the first telescopic rod 202 away from the base 1 is fixedly connected to a second sleeve 203, the second sleeve 203 is slidably connected to the first sleeve 201, a plurality of jacks 204 are respectively arranged on the second sleeve 203 and the first sleeve 201, an inserting rod 205 is inserted into the jacks 204, a first auxiliary rod 206 is fixedly connected to one side of the second sleeve 203, one end, far away from the second loop bar 203, of the first auxiliary bar 206 penetrates through the first loop bar 201, one end, far away from the second loop bar 203, of the first auxiliary bar 206 is fixedly connected with a handle 207, the set first telescopic bar 202 supports the set second loop bar 203, when the height of the first supporting plate 3 needs to be adjusted, the set insertion bar 205 is taken out of the insertion hole 204, the second loop bar 203 is lifted under the action of the first auxiliary bar 206 through pulling the set handle 207, the second loop bar 203 is lifted to a proper position, and then the insertion bar 205 is inserted into the insertion hole 204 to fix the second loop bar 203.

As shown in fig. 1 and 6, the clamping assembly 7 includes a second fixing plate 701, the second fixing plate 701 is fixedly connected to the second supporting plate 5, a stud 702 is fixedly and rotatably connected to one side of the second fixing plate 701, a third auxiliary rod 704 is fixedly connected to one end of the stud 702, a third fixing plate 703 is rotatably connected to one end of the third auxiliary rod 704, the third fixing plate 703 is fixedly connected to the second supporting plate 5, a knob 705 is fixedly connected to one end of the third auxiliary rod 704 penetrating through the third fixing plate 703, a fixing member 706 is sleeved on the third auxiliary rod 704, a pair of moving blocks 707 is sleeved on the stud 702, the moving blocks 707 are slidably connected to the second supporting plate 5 through the fourth auxiliary rod 709, a clamping plate 708 is fixedly connected to one side of the moving blocks 707, a mold is clamped on the clamping plate 708, the set second fixing plate 701 is supported through the set second supporting plate 5, the set second fixing plate 701 supports the set third auxiliary rod 704 through the set stud 702, the second supporting plate 5 supports the fourth fixing plate, the third auxiliary rod 704 supports the knob 705, the model to be clamped is placed between the clamping plate 708, the knob 705 is rotated to enable the stud 702 to rotate, and therefore the moving block 707 is driven to drive the clamping plate 708 to clamp the model under the assistance of the fourth auxiliary rod 709.

As shown in fig. 1, friction pads are arranged on the sides of the rotating disc 401 and the auxiliary block 406, which are close to each other, and the friction force between the rotating disc 401 and the auxiliary block 406 is increased by the friction pads arranged between the rotating disc 401 and the auxiliary block 406, so that the rotating disc 401 is more stable; base 1 keeps away from a plurality of sucking discs 8 of 2 one side fixedly connected with of lifting unit, and the base 1 of setting supports the sucking disc 8 that sets up, and the sucking disc 8 that sets up supports the base 1 of setting, adheres to sucking disc 8 in the desktop when using to the base 1 that makes the setting is more stable, increases the holistic stability of device, and the friction pad is not shown in the figure.

The implementation principle of the embodiment is as follows: after the base 1 is fixed by the suction cup 8, the model to be clamped is placed between the clamping plate 708, the knob 705 is rotated to rotate the stud 702, so as to drive the arranged moving block 707 to drive the arranged clamping plate 708 to clamp the arranged model under the assistance of the fourth auxiliary rod 709, the arranged insertion rod 205 is taken out of the insertion hole 204, the arranged handle 207 is pulled to lift the second loop rod 203 under the action of the first auxiliary rod 206, the second loop rod 203 is lifted to a proper position and then the insertion rod 205 is inserted into the insertion hole 204 to fix the second loop rod 203, the first fixing plate 407 is pulled to separate the tightly attached auxiliary block 406 from the rotating disc 401 under the assistance of the first moving rod 405, the user rotates the push hand 409 to rotate the arranged support rod 410 under the action of the second auxiliary rod 402 and the sliding block 403, the rotating support rod 410 drives the arranged clamping component 7 to rotate, loosen second fixed plate 701 after rotating suitable position and make first movable rod 405 drive supplementary piece 406 and remove under the effect of spring 408, make supplementary piece 406 and rolling disc 401 hug closely, fix the rolling disc that sets up to solve the most fixed setting of current model frame, the model of centre gripping can not rotate, and inconvenient classmates carry out the problem of omnidirectional observation to the model of show.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered by the protection scope of the utility model.

Claims (5)

1. The utility model provides a mechanical design teaching model frame, includes base (1), its characterized in that: the lifting device is characterized in that a lifting component (2) is arranged on one side of the base (1), a first supporting plate (3) is fixedly connected with the lifting component (2) when the lifting component (2) is far away from the base (1), a plurality of adjusting components (4) are arranged on the first supporting plate (3), a second supporting plate (5) is arranged on one side of the adjusting components (4), a clamping component (7) is arranged on the second supporting plate (5), a placing groove (6) is formed in the second supporting plate (5), the adjusting components (4) are placed in the placing groove (6), the adjusting components (4) comprise a rotating disc (401), the rotating disc (401) is placed in the placing groove (6), a plurality of second auxiliary rods (402) are fixedly connected to one side of the rotating disc (401), a plurality of sliding blocks (403) are fixedly connected to one ends, far away from the rotating disc (401), of the second auxiliary rods (402), a circular sliding groove (404) is formed in the first supporting plate (3), the sliding blocks (403) are all connected in the circular sliding groove (404) in a sliding manner, a first moving rod (405) is inserted into one side of the first supporting plate (3), the first moving rod (405) is connected with the first supporting plate (3) in a sliding manner, one end of the first moving rod (405) penetrates through the first supporting plate (3) and is arranged in the placing groove (6), the first moving rod (405) is close to one end of the second auxiliary rod (402) and is fixedly connected with an auxiliary block (406), one end of the first moving rod (405) far away from the second auxiliary rod (402) is fixedly connected with a first fixing plate (407), one side of the first fixing plate (407) is fixedly connected with a spring (408), one end of the spring (408) is fixedly connected with the first supporting plate (3), and when the spring (408) is not pulled, the auxiliary block (406) is tightly attached to the rotating disc (401), a plurality of pushing hands (409) are fixedly connected to one side of the rotating disc (401), the rotating disc (401) is far away from the supporting rod (410) fixedly connected to one side of the base (1), and one end of the supporting rod (410) is fixedly connected with the second supporting plate (5).

2. A machine design teaching model support as claimed in claim 1, wherein: the lifting assembly (2) comprises a first loop bar (201), one end of the first loop bar (201) is fixedly connected with the base (1), the first loop bar (201) is arranged in a hollow manner, one side of the base (1) is fixedly connected with a first telescopic rod (202), one end of the first telescopic rod (202) is fixedly connected with the base (1), the first telescopic rod (202) is arranged in the first loop bar (201), one end, far away from the base (1), of the first telescopic rod (202) is fixedly connected with a second loop bar (203), the second loop bar (203) is slidably connected with the first loop bar (201), a plurality of insertion holes (204) are formed in the second loop bar (203) and the first loop bar (201), an insertion rod (205) is inserted into the insertion holes (204), one side of the second loop bar (203) is fixedly connected with a first auxiliary rod (206), one end, far away from the second loop bar (203), of the first auxiliary bar (206) penetrates through the first loop bar (201), and a handle (207) is fixedly connected to one end of the first auxiliary bar (206).

3. A machine design teaching model support as claimed in claim 1, wherein: the clamping assembly (7) comprises a second fixing plate (701), the second fixing plate (701) is fixedly connected with the second supporting plate (5), a stud (702) is fixedly and rotatably connected to one side of the second fixing plate (701), a third auxiliary rod (704) is fixedly connected to one end of the stud (702), a third fixing plate (703) is rotatably connected to one end of the third auxiliary rod (704), the third fixing plate (703) is fixedly connected with the second supporting plate (5), a knob (705) is fixedly connected to one end of the third auxiliary rod (704) through the third fixing plate (703), a fixing member (706) is sleeved on the third auxiliary rod (704), a pair of moving blocks (707) is sleeved on the stud (702), and the moving blocks (707) are slidably connected with the second supporting plate (5) through fourth auxiliary rods (709), one side of the moving block (707) is fixedly connected with a clamping plate (708).

4. A machine design teaching model support as claimed in claim 1, wherein: friction pads are arranged on the sides, close to each other, of the rotating disc (401) and the auxiliary blocks (406).

5. A machine design teaching model support as claimed in claim 1, wherein: the base (1) is far away from one side of the lifting component (2) and is fixedly connected with a plurality of suckers (8).

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