CN216360926U

CN216360926U - Wave making machine

Info

Publication number: CN216360926U
Application number: CN202122661258.4U
Authority: CN
Inventors: 王家星; 郭永斌; 聂超群; 刘志杰
Original assignee: Tianjin Taihesheng Intelligent Equipment Co ltd
Current assignee: Tianjin Taihesheng Intelligent Equipment Co ltd
Priority date: 2021-11-02
Filing date: 2021-11-02
Publication date: 2022-04-22
Anticipated expiration: 2031-11-02

Abstract

The utility model provides a wave making machine, which belongs to the field of wave making equipment and comprises a swing frame, a motor reducer and a bottom plate, wherein the swing frame is rotatably arranged at one end of the bottom plate, a wave pushing plate is arranged at the side end of the swing frame, the motor reducer drives the swing frame to rotate through a tooth space synchronous belt, one end of the tooth space synchronous belt is matched with a tooth-shaped fixed plate, the other end of the tooth space synchronous belt is matched with a tensioning mechanism, the tensioning mechanism is used for tensioning the tooth space synchronous belt, a stop mechanism is arranged at the upper end of a cambered plate and used for limiting the limit parking positions of the front end and the rear end of the wave pushing plate, and the wave eliminating mechanism is used for eliminating back waves and vortexes generated in the reciprocating motion process of the wave pushing plate. The utility model has the advantages that the tooth socket synchronous belt can be tensioned, the limit parking positions of successive sections of the push wave plates are adjusted, the collision is prevented, the back waves and vortexes formed in a water area are eliminated, and the equipment performance and the wave making quality are improved.

Description

Wave making machine

Technical Field

The utility model belongs to the field of wave making equipment, and particularly relates to a wave making machine.

Background

At present, wave machine's swing frame is made at home and abroad makes the unrestrained in-process reciprocal making, the condition that the tooth's socket hold-in range is lax has often appeared, has reduced and has made the unrestrained precision, makes it be wayward, and swing the frame and not restrict its angle of rocking, easily produces to collide with, causes the damage of rocking the frame, makes the unrestrained in-process, and the wave is when arriving at the wall body, and produced back wave also influences its effect, to sum up, current wave machine equipment causes adverse effect to making unrestrained quality and performance.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provide a wave making machine which can be used for tensioning a tooth socket synchronous belt, adjusting the limit parking positions of successive sections of a wave pushing plate, preventing a swing frame from colliding, eliminating back waves and vortexes formed in a water area and improving the equipment performance and the wave making quality.

In order to solve the technical problems, the utility model adopts the technical scheme that: a wave maker comprises a swing frame, a motor reducer and a bottom plate, wherein the swing frame is rotatably arranged at one end of the bottom plate, a wave pushing plate is arranged at the side end of the swing frame, the motor reducer is arranged on the bottom plate through a support frame, the motor reducer drives the swing frame to rotate through a tooth socket synchronous belt, a tooth-shaped fixed plate is arranged at one end of a cambered plate on the swing frame, a tensioning mechanism is arranged at the other end of the cambered plate, the tensioning mechanism comprises a support, a rotating shaft and a pressing plate, a fixed seat is arranged at one end of the support, a sliding block is slidably arranged in the fixed seat, the rotating shaft is rotatably arranged on the support, one end of the rotating shaft is matched with the sliding block, the pressing plate is arranged at the lower end of the sliding block in a matched manner, one end of the tooth socket synchronous belt is arranged on the tooth-shaped fixed plate in a matched manner, the other end of the tooth socket synchronous belt is arranged between the sliding block and the pressing plate in a matching mode. Through tight mechanism that rises, can rise to tooth's socket hold-in range, prevent that it from relaxing.

Furthermore, the tensioning mechanism comprises a ratchet plate which is rotatably arranged on the rotating shaft, one end of the rotating shaft is in threaded connection with the sliding block, a hexagonal threaded sleeve and a ratchet wheel are sequentially arranged at the other end of the rotating shaft, the ratchet plate is located between the ratchet wheel and the support, a locking mechanism is arranged on the ratchet plate and comprises a locking portion and a pawl, the pawl is arranged in the locking portion in a telescopic mode, and the pawl is matched with the ratchet wheel.

Furthermore, the upper end of the cambered plate is close to one side of the tooth-shaped fixed plate, a stopping mechanism is arranged, the stopping mechanism comprises a stopping seat, a first stopping column and a second stopping column, the stopping seat is provided with a stopping plate, the first stopping column and the second stopping column are respectively arranged on two sides of the stopping plate, and the first stopping column and the second stopping column are connected with the stopping plate through threads. The inner of the support frame is blocked through the first blocking column, and the rear end of the motor speed reducer is blocked through the second blocking column to prevent collision.

The wave absorption mechanism comprises a wave absorption frame and a wave absorption side net, the support frame is connected with the wall body through a support ejector rod, the wave absorption frame is arranged on the wall body and is in a V shape, the wave absorption side net is arranged on the support frame corresponding to the wave absorption frame, and the wave absorption frame is provided with the wave absorption net. The wave-absorbing mechanism is used for offsetting the back waves generated by the water area.

Furthermore, a connecting block is arranged on the bottom plate, the swing frame is connected with the connecting block through a supporting shaft, a groove is formed in one end of the supporting shaft, a fixing screw is in threaded connection with the position, corresponding to the groove, of the connecting block, and the fixing screw is matched with the groove. The groove is clamped through the fastening screw, so that the supporting shaft can rotate around the fixing screw, and the supporting shaft is convenient to disassemble.

Furthermore, the locking mechanism comprises an adjusting part, a locking shaft is arranged at the end part of the pawl, the end part of the locking shaft penetrates through the locking part and is connected with the adjusting part, a locking groove is formed in the locking part, the pawl is arranged in the locking groove in a sliding mode, a compression spring is arranged in the locking groove, one end of the compression spring abuts against the inner wall of the locking groove, and the other end of the compression spring abuts against the end part of the pawl. The pawl is engaged with the ratchet wheel by the elastic force of the compression spring.

Furthermore, a clamping groove is formed in the lower end of the sliding block, sawteeth matched with the tooth socket synchronous belt are arranged in the clamping groove, and the pressing plate is connected with the sliding block through bolts. So that the toothed groove synchronous belt is tightly matched between the sliding block and the pressing plate.

Further, the lower extreme of backstop seat is equipped with the guide way, tooth's socket hold-in range cooperation is in the guide way the cooperation is provided with the compression rack in the guide way, the lower extreme of compression rack with the tooth's socket hold-in range cooperatees threaded connection has the bolt on the backstop seat, the lower extreme of bolt with the compression rack cooperatees. The tooth pressing plate is tightly attached to the tooth groove synchronous belt through a screw bolt.

The utility model has the advantages and positive effects that:

1. due to the adoption of the technical scheme, the tooth socket synchronous belt can be tensioned by the tensioning mechanism, so that the tooth socket synchronous belt is prevented from running and relaxing, the pawl is abutted to the ratchet wheel through the compression spring, the rotating shaft can be locked in real time, the sliding block is prevented from being rotated to generate displacement, and the mechanism is simple in structure, convenient to operate and capable of being operated in water.

2. The stop mechanism is arranged to adjust the limit parking positions of the front end and the rear end of the wave pushing plate, the swing frame is prevented from colliding, the length of the first stop column and the length of the second stop column are adjustable, and the wave pushing plate is suitable for different requirements.

3. The wave-absorbing mechanism is used for absorbing the back wave generated by the oscillating plate in the reciprocating motion process, so that the back wave and vortex in the rear water area are prevented, and the wave-making quality of the wave-making machine is ensured. And the wave-absorbing net and the side wave-absorbing net are made of plastic blind ditches, and the materials have high-efficiency water absorption capacity and are convenient to maintain.

Drawings

FIG. 1 is a block diagram of the present invention;

FIG. 2 is a side view of the present invention;

FIG. 3 is a detail view of part A of the present invention;

FIG. 4 is a side view of the A section of the present invention;

FIG. 5 is a view showing the construction of a rotating shaft of the present invention;

FIG. 6 is a bottom view of the slider of the present invention;

FIG. 7 is a view of the engagement between the fixing base and the sliding block according to the present invention;

FIG. 8 is a detail view of part B of the present invention;

FIG. 9 is a side view of the B section of the present invention;

FIG. 10 is a detail view of section C of the present invention.

In the figure:

1. pushing the corrugated board; 2. a swing frame; 21. an arcuate plate; 22. a tooth-shaped fixing plate; 23. rotating the steel sleeve; 3. a tooth socket synchronous belt; 4. a motor reducer 41 and a synchronous guide wheel; 5. a wave absorbing frame; 51. a wave elimination network; 52. a wave-absorbing side net; 6. a support frame; 61. supporting the ejector rod; 7. a base plate; 71. connecting blocks; 72. a set screw; 8. a support shaft; 81. a groove; 9. a support rail; 10. a handle; 11. a ratchet plate; 111. a locking portion; 112. a locking groove; 12. a support; 13. a fixed seat; 131. a chute; 14. a slider; 141. a card slot; 15. pressing a plate; 16. a rotating shaft; 161. a hexagonal screw sleeve; 162. a ratchet wheel; 17. a pawl; 171. a compression spring; 172. a locking shaft; 18. an adjustment section; 19. a stop seat; 191. a guide groove; 192. a toothed plate is pressed; 20. a stopper plate; 201. a first stopper post; 202. a second stopper post; 203. a first threaded hole; 204. and a second threaded hole.

Detailed Description

The present invention will be further described with reference to the following examples and the accompanying drawings.

As shown in fig. 1 to 10, the present embodiment provides a wave generator, which includes a wave pushing plate 1, a swing frame 2, a tooth socket timing belt 3 and a bottom plate 7, wherein the swing frame 2 is rotatably disposed at one end of the bottom plate 7, the wave pushing plate 1 is disposed at a side end of the swing frame 2, a supporting frame 6 is arranged on the bottom plate 7, a motor reducer 4 is arranged on the supporting frame 6, two synchronous guide wheels 41 are arranged at the bottom of the motor reducer 4, one end of a tooth space synchronous belt 3 is arranged at the end part of the cambered plate 21 on the swinging frame 2, the other end of the tooth space synchronous belt passes through the synchronous guide wheel at one side, a driving wheel of the motor reducer 4 and the synchronous guide wheel at the other side in sequence and is arranged at the other end of the cambered plate 21, the motor reducer 4 drives the driving wheel to rotate, the tooth socket synchronous belt 3 drives the swing frame 2 to rotate, so as to make waves, and the existing structure of the wave making machine is the above, and the details are not repeated.

One end of the tooth space synchronous belt 3 is fixed on one side of the bow-shaped plate 21 through a tooth-shaped fixing plate 22, sawteeth meshed with the tooth space synchronous belt 3 are arranged on the tooth-shaped fixing plate 22, the tooth-shaped fixing plate 22 can be connected with the bow-shaped plate 21 through bolts, the tooth-shaped fixing plate 22 clamps the tooth space synchronous belt 3 through screwing the bolts, and the other end of the tooth space synchronous belt 3 is arranged on the other side of the bow-shaped plate 21 through a tensioning mechanism.

The tensioning mechanism is used for tensioning the tooth socket synchronous belt 3, and a stopping mechanism is arranged at one end, close to the tooth-shaped fixing plate 22, of the arched plate 21 and used for limiting the limit parking positions of the front end and the rear end of the surfboard 1, namely the front-back swinging angle is 20 degrees, so that collision caused by rotation over-head is prevented.

The tensioning mechanism is located at the lower end of the arched plate 21 and comprises a ratchet plate 11, a support 12, a rotating shaft 16 and a locking mechanism, the rotating shaft 16 is rotatably arranged on the support 12, a fixed seat 13 is arranged at one end of the support 12, a sliding groove 131 is formed in the fixed seat 13 and is a dovetail groove, a sliding block 14 is arranged in the sliding groove 131 in a sliding fit mode, a protrusion matched with the dovetail groove is arranged at the upper end of the sliding block 14, one end of the rotating shaft 16 is in threaded connection with the sliding block 14, the sliding block 14 is enabled to slide in the fixed seat 13 through rotation of the rotating shaft 16, a pressing plate 15 is arranged at the lower end of the sliding block 14 in a matching mode, and a tooth groove synchronous belt 3 is arranged between the sliding block 14 and the pressing plate 15 in a matching mode.

A hexagonal threaded sleeve 161 and a ratchet 162 are sequentially arranged at the other end of the rotating shaft 16, the hexagonal threaded sleeve 161 and the ratchet 162 are connected with the rotating shaft 16 by sleeve welding, the ratchet plate 11 is sleeved on the rotating shaft 16 and is positioned between the ratchet 162 and the bracket 12 so as to be capable of movably rotating on the rotating shaft 16, the locking mechanism is arranged on the ratchet plate 11 and comprises a locking part 111, an adjusting part 18 and a pawl 17, a locking groove 112 is arranged in the locking part 111, a locking shaft 172 is arranged at the end part of the pawl 17, the locking shaft 172 penetrates through the end part of the locking part 111 so as to enable the pawl 17 to slide in the locking groove 112, a compression spring 171 is arranged in the locking groove 112, one end of the compression spring 171 is abutted against the inner wall of the locking groove 112, the other end is abutted against the end part of the pawl 17, the compression spring 171 enables the pawl 17 to be telescopically arranged in the locking part 11, the pawl 17 is matched with the ratchet 162, and the adjusting part 18 is fixed with the end part of the locking shaft 172, for the convenience of adjustment, a handle 10 is provided at one end of the adjustment portion 18.

The bottom of the sliding block 14 is provided with a clamping groove 141, the width of the clamping groove 141 is matched with the width of the tooth socket synchronous belt 3, sawteeth matched with the tooth socket synchronous belt 3 are arranged in the clamping groove 141, and the pressing plate 15 is connected to the lower end of the sliding block 14 through a bolt thread, so that the tooth socket synchronous belt 3 is tightly attached between the sliding block 14 and the pressing plate 15.

The stopping mechanism is located at the upper end of the cambered plate 21, the stopping mechanism comprises a stopping seat 19, a tooth pressing plate 192, a first stopping column 201 and a second stopping column 202, a guide groove 191 is arranged at the lower end of the stopping seat 19, the width of the guide groove 191 is matched with the width of the tooth space synchronous belt 3 and used for the passing of the tooth space synchronous belt 3, the tooth pressing plate 192 is matched in the guide groove 191 and located above the tooth space synchronous belt 3, a bolt is connected onto the stopping seat 19 and rotates to enable the bottom of the bolt to drive the tooth space synchronous belt 3 to be pressed tightly by the tooth pressing plate 192, the stopping plate 20 is arranged at the upper end of the stopping seat 19, a first threaded hole 203 and a second threaded hole 204 are arranged on the stopping plate 20 in parallel, the first stopping column 201 and the second stopping column 202 are located on two sides of the stopping plate 20 relatively, the first stopping column 201 is in threaded connection with one end of the stopping plate 20 through the first threaded hole 203, and the second stopping column 202 is in threaded connection with the other end of the stopping plate 20 through the second threaded hole 204, in order to ensure that the positions of the first stop post 201 and the second stop post 202 are unchanged, nuts are connected to the end parts of the first stop post 201 and the second stop post 202 penetrating through the stop plate 20, and the object to be collided with the cambered plate 21 is stopped by controlling the lengths of the first stop post 201 and the second stop post 202. The first stop column 201 stops the inner end of the support frame 6, and the second stop column 202 stops the rear end of the motor reducer 4.

Swing frame 2 rotates through back shaft 8 and sets up on bottom plate 7, is equipped with recess 81 on back shaft 8, and the one end of back shaft 8 and the graphite cover clearance fit in the rotatory steel bushing 23 on swing frame 2, the other end and the connecting block 71 transition fit on the bottom plate 7, on connecting block 71, the position corresponding with recess 81 is equipped with the screw hole, screws recess 81 through set screw 72, realizes the fixed of back shaft 8.

For guaranteeing that the clearance is even about push away unrestrained board 1, push away unrestrained board 1 and rocking rack 2 link to each other through supporting horizontal pole 9, both ends at supporting horizontal pole 9 respectively are provided with rotatory screw, a distance for observing push away unrestrained board 1 both ends, be equipped with the adjustment slotted hole at the middle part of bracing piece 9, it is firm to make to support horizontal pole 9 and connect on push away unrestrained board 1, bracing piece 9 has set gradually two from top to bottom, for convenient assembly installation quality, two adjacent push away the adjustment interval of unrestrained board 1 and be not more than 4mm, can guarantee that the clearance is even about the adjustment, screw fastening bolt with rocking rack 2 after the adjustment is qualified.

The wave absorption structure comprises a wave absorption frame 5 and a side wave absorption net 52, the wave absorption frame 5 is V-shaped, the wave absorption frame 5 is made of stainless steel, the sharp portion of the wave absorption frame 5 is arranged outside and fixed on a wall body through expansion bolts, the original building can be prevented from being damaged, the wave absorption net 51 is arranged at the outer end of the wave absorption frame 5, the side wave absorption net 52 is arranged at the side end of the support frame 6 and is opposite to the wave absorption frame 5, the wave absorption net 51 and the side wave absorption net 52 are filled in three layers in an equal mode, maintenance is convenient, the wave absorption net 51 and the side wave absorption net 52 are made of plastic blind ditches, and the material has high-efficiency water absorption capacity.

The working process of the example is as follows:

one end of the tooth socket synchronous belt 3 penetrates through a guide groove 191 on the stop seat 19 and is fixed at the end part of the arched plate 21 through a tooth-shaped fixing plate 22, the other end of the tooth socket synchronous belt 3 is placed in the clamping groove 141 and is matched with sawteeth in the clamping groove 141, the pressing plate 15 is connected to the lower end of the sliding block 14 through a bolt thread, and the slot synchronous belt 3 is clamped between the sliding block 14 and the pressing plate 15.

When the toothed groove synchronous belt 3 needs to be tensioned, the handle 10 is pulled outwards, the adjusting portion 18 is far away from the locking portion 111, the adjusting portion 18 drives the locking shaft 172 to extend outwards, the pawl 17 retracts into the locking groove 112, the pawl 17 rotates upwards around the ratchet wheel 162 through the handle 10, the handle 10 is loosened, the adjusting portion 18 is attached to the locking portion 111 through the elastic force of the compression spring 171, the pawl 17 is meshed with the ratchet wheel 162, the pawl 17 rotates downwards around the ratchet wheel 162 through the handle 10, the pawl 17 drives the ratchet wheel 162 to rotate, the rotation of the rotating shaft 16 enables the sliding block 14 to move towards one side close to the support 12, and therefore reciprocating rotation is achieved, and tensioning of the toothed groove synchronous belt 3 is achieved.

When the sliding block 14 needs to return to the initial position, the handle 10 is pulled outwards, the pawl 17 retracts into the locking groove 112, and the hexagonal screw sleeve 161 is rotated to drive the sliding block 14 to move.

The bolt on the stopping seat 19 is screwed, so that the tooth pressing plate 192 compresses the tooth groove synchronous belt 3, the length of the first stopping column 201 and the second stopping column 202 is adjusted according to the required blocking position of the bow-shaped plate 21, the first stopping column 201 is in threaded connection with one end of the stopping plate 20, the second stopping column 202 is in threaded connection with the other end of the stopping plate 202, the length of the first stopping column 201 and the length of the second stopping column 202 are unchanged, the first stopping column 201 and the second stopping column 202 penetrate through the end part of the stopping plate 20, and the nut is in threaded connection.

The motor reducer 4 is started, and the tooth socket synchronous belt 3 drives the wave pushing plate 1 to reciprocate to make waves.

The utility model has the beneficial effects that:

through tight mechanism that rises, can rise to tooth's socket hold-in range 3, draw-in groove 141 and clamp plate 15's setting, make the end fixing of tooth's socket hold-in range 3 on slider 14, axis of rotation 16 and slider 14 threaded connection, rotation through axis of rotation 16, it realizes the tight of rising of tooth's socket hold-in range 3 to drive slider 14 and remove, locking mechanism's setting, can prevent axis of rotation 16 at the in-process of pushing away 1 reciprocating motion of unrestrained board, slider 14 removes, thereby make the condition production of tooth's socket hold-in range 3 lax, and locking mechanism also can adjust in aqueous, constantly keep the locking state, moreover, the steam generator is simple in structure, and the operation is convenient for.

The arrangement of the first stop column 201 and the second stop column 202 on the stop mechanism can be used for adjusting the limit parking positions of the front end and the rear end of the surfboard 1, and the swing frame 2 is prevented from colliding.

In the wave absorption mechanism, the wave absorption frame 5 is in a V-shaped structure, the structure has a good effect on eliminating back waves, the wave absorption net 51 and the wave absorption side net 52 are arranged oppositely, the back waves and vortexes formed in a water area can be further eliminated, and the wave absorption net 51 and the wave absorption side net 52 are made of plastic blind ditches which are made of materials with high-efficiency water absorption capacity and convenient to maintain.

The supporting shaft 8 is detachably arranged through the fixing screw 72, so that the stable operation and the mechanical rotation precision of the swing frame 2 are ensured.

The supporting frame 6 and the bottom plate 7 have good bearing capacity and corrosion resistance, and are treated by adopting the processes of spraying paint and spraying coating, which are rust-proof, corrosion-proof and oxidation-proof, so that the stability of the whole structure in the wave making process is ensured.

While one or more embodiments of the present invention have been described in detail, the description is in the nature of preferred embodiments of the utility model and is not intended to limit the scope of the utility model. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.

Claims

1. A wave generator comprises a swing frame (2), a motor speed reducer (4) and a bottom plate (7), wherein the swing frame (2) is rotatably arranged at one end of the bottom plate (7), a wave pushing plate (1) is arranged at the side end of the swing frame (2), the motor speed reducer (4) is arranged on the bottom plate (7) through a support frame (6), the motor speed reducer (4) drives the swing frame (2) to rotate through a tooth socket synchronous belt (3), the wave generator is characterized in that one end of an arch-shaped plate (21) on the swing frame (2) is provided with a tooth-shaped fixing plate (22), the other end of the arch-shaped plate (21) is provided with a tensioning mechanism, the tensioning mechanism comprises a support (12), a rotating shaft (16) and a pressing plate (15), one end of the support (12) is provided with a fixed seat (13), a sliding block (14) is slidably arranged in the fixed seat (13), the rotating shaft (16) is rotatably arranged on the support (12), one end of the rotating shaft (16) is matched with the sliding block (14), the pressing plate (15) is matched with the lower end of the sliding block (14), one end of the tooth socket synchronous belt (3) is matched with the tooth-shaped fixing plate (22), and the other end of the tooth socket synchronous belt (3) is matched with the sliding block (14) and the pressing plate (15) to be arranged between the sliding block (14) and the pressing plate (15).

2. A wave generator as claimed in claim 1, characterized in that: the tensioning mechanism comprises a ratchet plate (11) which is rotatably arranged on a rotating shaft (16), one end of the rotating shaft (16) is connected with a sliding block (14) through threads, a hexagonal threaded sleeve (161) and a ratchet wheel (162) are sequentially arranged at the other end of the rotating shaft (16), the ratchet plate (11) is located between the ratchet wheel (162) and the support (12), a locking mechanism is arranged on the ratchet plate (11), the locking mechanism comprises a locking portion (111) and a pawl (17), the pawl (17) is telescopically arranged in the locking portion (111), and the pawl (17) is matched with the ratchet wheel (162).

3. A wave generator as claimed in claim 1, characterized in that: the upper end of the arched plate (21) is close to one side of the tooth-shaped fixing plate (22), a stopping mechanism is arranged and comprises a stopping seat (19), a first stopping column (201) and a second stopping column (202), a stopping plate (20) is arranged on the stopping seat (19), and the first stopping column (201) and the second stopping column (202) are arranged on two sides of the stopping plate (20) respectively.

4. A wave generator as claimed in claim 1, characterized in that: the wave absorption mechanism comprises a wave absorption frame (5) and a wave absorption side net (52), the support frame (6) is connected with a wall body through a support ejector rod (61), the wave absorption frame (5) is arranged on the wall body, the wave absorption side net (52) is arranged on the support frame (6) corresponding to the wave absorption frame (5), and the wave absorption frame (5) is provided with a wave absorption net (51).

5. A wave generator as claimed in claim 1, characterized in that: the swing frame is characterized in that a connecting block (71) is arranged on the bottom plate (7), the swing frame (2) is connected with the connecting block (71) through a supporting shaft (8), a groove (81) is formed in one end of the supporting shaft (8), a fixing screw (72) is connected to the position, corresponding to the groove (81), of the connecting block (71) in a threaded mode, and the fixing screw (72) is matched with the groove (81).

6. A wave generator as claimed in claim 2, characterized in that: the locking mechanism comprises an adjusting part (18), a locking shaft (172) is arranged at the end part of the pawl (17), the end part of the locking shaft (172) penetrates through the locking part (111) to be connected with the adjusting part (18), a locking groove (112) is formed in the locking part (111), the pawl (17) is arranged in the locking groove (112) in a sliding mode, a compression spring (171) is arranged in the locking groove (112), one end of the compression spring (171) abuts against the inner wall of the locking groove (112), and the other end of the compression spring (171) abuts against the end part of the pawl (17).

7. A wave generator as claimed in claim 6, characterized in that: the lower end of the sliding block (14) is provided with a clamping groove (141), and sawteeth matched with the tooth groove synchronous belt (3) are arranged in the clamping groove (141).

8. A wave generator as claimed in claim 3, characterized in that: the lower extreme of backstop seat (19) is equipped with guide way (191), tooth's socket hold-in range (3) cooperation is in guide way (191), the cooperation is provided with in guide way (191) and presses toothed bar (192), press the lower extreme of toothed bar (192) with tooth's socket hold-in range (3) cooperate.