CN214465860U

CN214465860U - Speed reducer with output shaft capable of rotating and reciprocating

Info

Publication number: CN214465860U
Application number: CN202120394375.6U
Authority: CN
Inventors: 姜晓峰; 王旭; 申启雷; 杨博; 齐子龙; 金振辉
Original assignee: Hebei Yingtu Intelligent Technology Co ltd
Current assignee: Hebei Yingtu Intelligent Technology Co ltd
Priority date: 2021-02-22
Filing date: 2021-02-22
Publication date: 2021-10-22
Anticipated expiration: 2031-02-22

Abstract

The utility model provides an output shaft can be rotatory and reciprocating motion's speed reducer, including box, input shaft, drive mechanism, output gear and output shaft, output gear installs on the output shaft, and the power of input shaft drives the output shaft through drive mechanism's transmission drive output gear and is rotary motion, installs relative sliding mechanism between output gear and the output shaft simultaneously, and output gear is when rotary motion, and the output shaft can produce the ascending relative slip of axis direction because of exogenic action and output gear. The utility model discloses an existing rotary motion of output shaft has reciprocating linear motion again, drives kneading machine main shaft not only rotatory but also reciprocating linear motion, makes various raw materials thoughtlessly hold between the fingers evenly, has improved thoughtlessly to hold between the fingers efficiency greatly, the cost is reduced.

Description

Speed reducer with output shaft capable of rotating and reciprocating

Technical Field

The utility model relates to a reduction gears technical field, in particular to output shaft can be rotatory and reciprocating motion's speed reducer.

Background

The material is kneaded to uniformly mix various raw materials and uniformly mix and fill various particles with different sizes to form a mixture with higher compactness; the dry material and the adhesive are uniformly mixed, the liquid adhesive is uniformly distributed on the surfaces of dry material particles, all the particles are mutually adhered by the adhesive force of the adhesive, the material is endowed with plasticity, and the molding is facilitated; the binder is partially penetrated into the gaps of the dry material particles, so that the compactness of the binder and paste is further improved, and kneading is a key process for producing carbon products. In the production process of carbon products, the technological process of stirring, mixing and kneading various carbon raw material particles and powder obtained by ingredient calculation and a binder at a certain temperature to obtain a plastic paste is called kneading.

The traditional carbon product kneading equipment is a double-shaft stirring kneader, and various materials are mixed by strong shearing action generated by a pair of mixing blades which are matched and rotated mutually so as to obtain uniform mixing stirring. The main shaft of the mixing blade is driven by the output shaft of the speed reducer and only can rotate, so that when the mixing kneader mixes various raw materials, the mixing kneader is not easy to mix the various raw materials uniformly, and has low efficiency and high cost.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a speed reducer that output shaft can rotate and reciprocating motion to for kneading machine provides power, avoid kneading machine's not enough among the prior art, and have better effect of kneading.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

a speed reducer with an output shaft capable of rotating and reciprocating comprises a box body, an input shaft, a transmission mechanism, an output gear and an output shaft, wherein the output gear is installed on the output shaft, the power of the input shaft is transmitted by the transmission mechanism to drive the output gear to drive the output shaft to rotate, a relative sliding mechanism is installed between the output gear and the output shaft, and when the output gear rotates, the output shaft can slide relative to the output gear in the axial direction under the action of external force.

Furthermore, an axial driving piece is fixedly installed on the output shaft, and the axial driving piece drives the output shaft to do axial linear reciprocating motion under the action of a reciprocating driving mechanism.

Furthermore, the reciprocating driving mechanism is arranged in the box body and is connected between the output gear/the relative sliding mechanism/the transmission mechanism and the axial driving piece.

Further, the output gear is mounted on the output shaft through a spline housing.

Furthermore, the output shaft is provided with a spline groove, a spline sleeve is sleeved on the spline groove, and the length of the spline groove is greater than that of the spline sleeve; two ends of the spline housing are supported in bearing holes preset in the box body through bearings, and the middle of the spline housing is connected with an output gear in a key mode.

Furthermore, the reciprocating driving mechanism comprises a transmission shaft, a swinging shaft, a reciprocating shaft and a roller, wherein the transmission shaft is perpendicular to the output shaft or the shaft where the transmission mechanism is located, and the transmission shaft is in transmission connection with one side of the output gear/the output gear relative sliding mechanism/the shaft where the transmission mechanism is located through gear meshing; the reciprocating shaft is perpendicular to the output shaft and arranged on the same side of the transmission shaft, and the reciprocating shaft is fixedly connected with the axial driving piece through the supporting unit; the oscillating shaft is connected between the crank shaft and the reciprocating shaft, one end of the oscillating shaft is sleeved on the crank shaft through an eccentric sleeve, and the other end of the oscillating shaft is connected with the reciprocating shaft through a bearing; the roller is arranged at the end part of the reciprocating shaft and is arranged in a chute which is arranged in the box body and is parallel to the output shaft.

Furthermore, a bevel gear is fixedly installed on one side of the output gear/relative sliding mechanism connected with the output gear/one side of the transmission mechanism adjacent to the transmission shaft to serve as a transmission driving gear, and a bevel gear is correspondingly configured at the shaft end of the transmission shaft to serve as a transmission driven gear.

Furthermore, a support sleeve is sleeved on the axial driving piece of the output shaft, a support hole is formed in the reciprocating shaft corresponding to the support sleeve, and a support bearing is arranged between the support hole and the support sleeve; and locking structures are respectively arranged at two ends of the supporting sleeve.

Furthermore, a connecting shaft is arranged on the end face of the shaft end of the reciprocating shaft through a pressing positioning sleeve, a roller is pressed on the extending section of the connecting shaft, and the roller is correspondingly arranged in a sliding groove which is formed in the side wall of the box body and is parallel to the output shaft.

Furthermore, the transmission mechanism comprises a first transmission shaft and a second transmission shaft, and gear transmission is respectively carried out between the input shaft and the first transmission shaft, between the first transmission shaft and the second transmission shaft, and between the second transmission shaft and the output shaft; and a reciprocating driving mechanism is arranged between the first transmission shaft/the second transmission shaft and the axial driving piece.

Compared with the prior art, the utility model discloses following advantage has:

the utility model discloses an existing rotary motion of output shaft has reciprocating linear motion again, drives kneading machine main shaft not only rotatory but also reciprocating linear motion, makes various raw materials thoughtlessly hold between the fingers evenly like this, has improved thoughtlessly and has held between the fingers efficiency greatly, the cost is reduced.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

FIG. 1 is a front view of an embodiment of the present invention;

FIG. 2 is a right side sectional view of FIG. 1;

FIG. 3 is a view taken along line A-A of FIG. 2;

fig. 4 is a bottom sectional view of fig. 1.

Description of reference numerals:

1-box, 2-input shaft, 3-gland, 4-lock nut, 5-bearing, 6-bearing sleeve, 7-screw, 8-end cover, 9-bolt, 10-output shaft, 11-adjusting sleeve, 12-dust cover, 13-adjusting nut, 14-screw, 15-sealing gasket, 17-guide sleeve, 18-third screw, 19-locking plate, 20-anti-loose nut, 21-anti-loose key, 22-anti-loose piece, 23-second screw, 24-locking nut, 25-anti-backing block, 26-first screw, 27-support sleeve, 28-connecting key, 29-support bearing, 30-reciprocating shaft, 32-connecting shaft, 33-roller, 34-lock nut, 35-press-fitting positioning sleeve, 37-swing shaft, 38-ring sleeve, 39-eccentric sleeve, 40-pressing plate, 42-key, 47-transmission shaft, 48-third spacer, 49-transmission driven gear, 53-positioning key, 54-positioning sleeve, 59-connecting sleeve, 62-second intermediate gear, 81-second spacer, 83-output gear, 84-transmission driving gear, 87-spline sleeve, 95-first spacer, 96-first intermediate gear, 98-first transmission shaft, 106-second transmission shaft, 108-sealing sleeve, 110-sealing ring and 112-sliding groove.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Example 1

The present embodiment relates to a speed reducer with an output shaft capable of rotating and reciprocating, which is shown in fig. 1 to 4, and comprises a housing 1, an input shaft 2, a transmission mechanism, an output gear 83, and an output shaft 10. The output gear 83 is mounted on the output shaft 10, the power of the input shaft 2 is transmitted through the transmission mechanism to drive the output gear 83 to drive the output shaft 10 to rotate, meanwhile, a relative sliding mechanism is mounted between the output gear 83 and the output shaft 10, and when the output gear 83 rotates, the output shaft 10 can generate relative sliding in the axial direction with the output gear 83 due to the action of external force. An axial driving piece is fixedly arranged on the output shaft 10, and the axial driving piece drives the output shaft 10 to do axial linear reciprocating motion under the action of a reciprocating driving mechanism.

As shown in fig. 1 and 4, in the present embodiment, the output gear 83 and the output shaft 10 are connected by a spline to transmit a torsional moment and to generate a relative movement. The output shaft 10 is provided with a spline groove, a spline housing 87 is sleeved on the spline groove, two ends of the spline housing 87 are supported in bearing holes preset in the box body 1 through bearings, and the middle part of the spline housing 87 is connected with the assembled output gear 83 through a key 42. Because the spline housing is relatively fixed, when the output shaft is subjected to axial force, the spline groove and the spline housing slide relatively. Structurally, the output shaft 10 is a three-section stepped shaft, the middle diameter section of the output shaft 10 is located inside the box body and provided with a spline groove, the spline sleeve 87 is installed close to the large diameter section, and the length of the spline groove is larger than that of the spline sleeve 87. Bearing holes are preset in the inner side of the output shaft hole of the box body 1 corresponding to the large-diameter section and in the middle of the box body, and bearings 5 are installed to erect two ends of the spline housing 87. The output gear 83 is mounted on the spline housing 87 near the middle of the housing through the key 42, and the second spacer 81 is mounted between the output gear 83 and the bearing 5 corresponding to the middle of the housing.

The spline connection between the output gear 83 and the output shaft 10 can realize the transmission of the rotation torque, and the rotation of the output gear 83 drives the output shaft 10 to rotate; and because the spline housing is relatively fixed, and the spline groove axially slide relative to each other in the displacement space, when the output shaft 10 is subjected to the axial reciprocating acting force, the axial reciprocating linear motion of the output shaft can be realized.

The reciprocating driving mechanism is not limited to be arranged outside the box body and used for applying axial reciprocating force to drive the output shaft 10 to reciprocate linearly, and in order to achieve optimal utilization of equipment space, the reciprocating driving mechanism is arranged inside the box body and is positioned between the output gear 83 or the relative sliding mechanism or the transmission mechanism and the axial driving piece. The small diameter section of the output shaft is provided with a connecting key 28 as an axial driving piece and receives axial reciprocating acting force from the interior of the box body to realize the reciprocating linear motion of the output shaft.

As shown in fig. 1 and 2 in conjunction with fig. 4, in the present embodiment, the reciprocating drive mechanism includes a transmission shaft 47, a swing shaft 37, a reciprocating shaft 30, and a roller 33. The transmission shaft 47 is disposed perpendicular to the spline housing 87 of the output shaft and corresponds between the output shaft hole of the large diameter section of the output shaft 10 and the output gear 83. The transmission shaft 47 is mounted inside the case through a bearing. A bevel gear is fixedly mounted on one side of the output gear 83 adjacent to the transmission shaft 47 as a transmission driving gear 84, and a bevel gear is correspondingly arranged at the shaft end of the transmission shaft 47 as a transmission driven gear 49. The transmission shaft 47 is keyed with an eccentric sleeve 39 adjacent to the transmission driven gear 49. And in the embodiment, the transmission driven gear 49 is fixed on the eccentric sleeve 39 through a radial positioning key 53 and an axial screw 7, and the center of the transmission driven gear is provided with a third spacer 48 which is abutted against the eccentric sleeve 39 and an end cover of the shaft end of the transmission shaft 47.

The reciprocating shaft 30 is disposed perpendicular to the connecting key 28 of the small diameter section of the output shaft 10 and is held on the same side of the output shaft 10 as the transmission shaft 47. The connecting key 28 of the output shaft is sleeved with a supporting sleeve 27, a reciprocating shaft 30 is provided with a supporting hole corresponding to the supporting sleeve 27, and a supporting bearing 29 is arranged between the supporting hole and the supporting sleeve 27. And locking structures are respectively arranged at two ends of the supporting sleeve. In a specific structure, one end of the supporting sleeve 27 is provided with a locking convex ring, and the other end of the supporting sleeve 27 is provided with a locking nut 24 and a backstop block 25 adjacent to the supporting hole. A retaining block 25 is arranged between a preset opening groove of the annular lock nut 24 and a supporting sleeve 27, and the lock nut 24 and the retaining block 25 are locked through a first screw 26. The end of the output shaft 10, which is far away from the locking convex ring, corresponding to the support sleeve 27 is provided with the anti-loose locking nut 20. An anti-loose key 21 is inserted between a preset open slot of the annular anti-loose lock nut 20 and a preset locking slot of the output shaft 10. An anti-loosening piece 22 is arranged between the outer ring surface of the anti-loosening lock nut 20 and the lock nut 24, the inner end of the anti-loosening piece 22 is inserted into a gap between the anti-loosening lock nut 20 and the lock nut 24, the outer end of the anti-loosening piece 22 extends on the outer ring surface of the anti-loosening lock nut 20, and the anti-loosening piece 22, the anti-loosening nut 20 and the anti-loosening key 21 are locked through a second screw 23. The output shaft 10 is provided with a locking groove corresponding to the outside of the locking groove of the anti-loosening key 21, and a locking plate 19 is arranged in the locking groove through a third screw 18.

The reciprocating shaft 30 is provided with a roller 33 at one end corresponding to the side wall of the box body. A pressing locating sleeve 35 is fixed at the center of the end face of the shaft end of the reciprocating shaft 30 through a screw, a connecting shaft 32 is installed in the pressing locating sleeve 35, and the connecting shaft coaxially extends out of the pressing locating sleeve 35 and is opposite to the inner wall of the box body. The roller 33 is pressed on the extending section of the connecting shaft 32 through the locking nut 34, and the roller 33 is correspondingly arranged in a sliding groove 112 which is arranged on the side wall of the box body 1 and is parallel to the output shaft 10.

The swing shaft 37 is connected between the transmission shaft 47 and the reciprocating shaft 30, and one end of the swing shaft 37 is provided with an eccentric hole corresponding to the eccentric sleeve 39 and sleeved on the transmission shaft 47 through the eccentric hole. The other end of the swinging shaft 37 is provided with a bearing hole and sleeved on the reciprocating shaft 30 through a bearing 5. In the concrete structure, a ring sleeve 38 is arranged between an eccentric sleeve 39 and an eccentric hole to realize the tight fit of the eccentric sleeve 39 and a swinging shaft 47, and a pressure plate 40 is arranged on the side surface of one side of the eccentric hole opposite to a transmission driven gear 49 to further press the eccentric sleeve 39. The diameter of the pressing locating sleeve 35 on the end face of the reciprocating shaft 30 corresponding to the other end of the swinging shaft 37 is larger than that of the end face, and a part of the pressing locating sleeve extends out and is pressed on a bearing of the reciprocating shaft 30 to play a role of bearing pressing.

The transmission driving gear 84 rotates synchronously with the rotation of the output gear 83, the transmission driven gear 49 rotates, the rotation of the transmission shaft 47 causes the eccentrically disposed swing shaft 37 to drive the roller 33 to reciprocate in the slide groove, and the reciprocating shaft 30 drives the connecting key 28 to cause the output shaft 10 to reciprocate linearly.

To further stabilize the transmission motion, reciprocating drive mechanisms are symmetrically disposed on both sides of the output shaft 10. Preferably, the transmission shaft 47 and the swing shaft 37 are symmetrically disposed on both sides of the output shaft 10, and the reciprocating shaft 30 on both sides of the connecting key 28 is integrally formed.

Furthermore, the utility model discloses regardless of the position design of above-mentioned part, as long as the transmission relation between the part is unchangeable, can also be fixed in the transmission driving gear on the spline cover, can realize the reciprocating linear motion of output shaft equally. In a similar way, the output gear also can be close to the big footpath section installation of output shaft, and then the transmission axle that corresponds is close to the box middle part, all above the utility model discloses the range of protection is listed as.

The transmission mechanism comprises a second gear shaft and a third transmission shaft, and gear transmission is respectively carried out between the input shaft and the first transmission shaft, between the first transmission shaft and the second transmission shaft, and between the second transmission shaft and the output shaft.

As shown in fig. 1, the input shaft 2 of the present embodiment is a gear shaft, and is mounted in the box body through a bearing. In the concrete structure, a bearing 5 is arranged corresponding to the left end (facing the left direction in the process of figure 1) of the input shaft 2, and an end cover 8 is pressed by a bolt 9 to block the bearing 5; the right end of the input shaft is provided with a bearing 5 and a bearing sleeve 6, and the bearing 5 is locked by a locking nut 4; then the left end corresponds to the inner side of the box body, the right end corresponds to the side wall of the box body and is arranged in the box body 1, the right end is provided with the gland 3, and the bearing sleeve 6 and the gland 3 are fixed on the box body 1 through bolts 9.

As shown in fig. 1 and 3, the first transmission shaft 98 of the present embodiment is a gear shaft, and is mounted in the box body through a bearing, one side of the first transmission shaft 98 is a key-connected first intermediate gear 96 engaged with the input shaft 2, and the other side of the first transmission shaft 98 is a gear integrated with the gear shaft. In a specific structure, corresponding to the left end of the first transmission shaft 98, the bearing sleeve 6 is arranged in a bearing hole of the box body 1 and is fixed by a bolt 9; the left end of the first transmission shaft 98 is provided with a bearing 5, and an end cover 8 is pressed tightly by a bolt 9; the key 42 and the first intermediate gear 96 are arranged on the right side of the first transmission shaft, the first spacer sleeve 95, the bearing sleeve 6 and the bearing 5 are arranged on the key, and the end cover 8 is tightly pressed by a bolt 9; then the bearing bush and the gland 3 are arranged in the box body 1, the gland 3 is arranged at the right end, and the bearing bush 6 and the gland 3 are fixed on the box body 1 by bolts 9.

As shown in fig. 4, the second transmission shaft 106 of this embodiment is also a gear shaft, the second transmission shaft 106 is mounted in the box body through a bearing, one side of the second transmission shaft 106 is a key-connected second intermediate gear 62 meshed with the gear shaft integrated gear of the first transmission shaft, and the other side of the second transmission shaft 106 is a gear shaft integrated gear meshed with the output gear. In a specific structure, a left gland 3 is fixed on the end surface of the left side of a preset bearing hole in the box body 1 by a screw 7 corresponding to the left end of the second transmission shaft 106; the left end of the second transmission shaft 106 is provided with a gland 3 corresponding to the right end face of the preset bearing hole, a bearing 5 is installed, and an end cover 8 is pressed tightly by a screw 7; the middle part of the second transmission shaft 106 is provided with a bearing 5 and a bearing sleeve 6; then the bearing bush and the gland bush are arranged in the box body 1 together, the bearing bush 6 is fixed on the box body 1 by a screw 7 at the right side of the middle part, and the gland bush 3 is fixed on the box body by the screw 7; the key 42 and the second intermediate gear 62 are arranged on one side of the right end of the second transmission shaft 106 extending out of the bearing hole, and the bolt 9 is used for pressing the end cover 8.

As shown in fig. 1, in the present embodiment, a corresponding reciprocating shaft 30 is connected to one end of the output shaft 10, and symmetrical support bearings 29 are installed in support holes of the reciprocating shaft 30 and then installed in the support sleeve 27. The locking nut 24 and the retaining block 25 are screwed together into the right end thread of the support sleeve 27, and the retaining block 25 is tightened with the first screw 26. The reciprocating shaft 30 is provided with a bearing 5 and a swinging shaft 37 at its end opposite to the casing. The connecting shaft 32 is arranged in the pressing positioning sleeve 35, the roller 33 is arranged on the connecting shaft 32 and is locked and fixed by the locking nut 34, and the pressing positioning sleeve 35 is fixed at the end part of the reciprocating shaft 30 corresponding to the box body by the screw 7 and is arranged in the box body 1.

One end of a transmission shaft 47 is connected to the swing shaft 37, a pressure plate 40 is fixed to the outer end surface of the eccentric hole of the swing shaft 37 by a bolt 9, a ring sleeve 38 and an eccentric sleeve 39 are fitted into the swing shaft 37, and a transmission driven gear 49 is fixed to the eccentric sleeve 39 by a key 53 and a screw 7. The key 42 and the transmission shaft 47 are installed in the eccentric sleeve 39, a third spacer 48 is installed between the transmission driven gear 49 and the transmission shaft 47, the corresponding side bearing 5 is installed and then installed together in a preset bearing hole in the case 1. The bearing sleeve 6 and the bearing 5 are mounted on the transmission shaft 47 and supported on the side wall of the box body 1, and the gland 3 and the bearing sleeve 6 at the end of the side wall of the box body are fixed on the box body 1 by bolts 9, wherein the transmission shaft 47 is opposite to one end of the box body. Finally, the end cover 8 is fixed to the other end (the end corresponding to the middle of the case) of the transmission shaft 47 by the screw 7, and the bearing 5 on the corresponding side is blocked.

As shown in fig. 1 and 4, in this embodiment, a bearing 5 corresponding to the right end of the spline housing 87 on the output shaft 10 (corresponding to one end of the middle part in the housing) is installed in a corresponding bearing hole of the housing, and the gland 3 is fixed on the right end face of the corresponding bearing hole in the housing by a screw 7 to block the bearing 5; the output gear 83 is hoisted to a set installation position between a lubricating oil hole in the middle of the spline housing and a bearing hole at the right end, the transmission driving gear 84 is fixed on the output gear 83 by using a screw 7 and a positioning key 53, then the spline housing 87 penetrates through the lubricating oil hole from left to right, a key 42 between the spline housing 87 and the output gear 83 is installed, penetrates through the second spacer 81, and then is installed in an inner hole of the bearing 5 at the right end. Corresponding to the left end (the side adjacent to the output shaft hole at the large end of the output shaft) of the spline housing 87 on the output shaft 10, a bearing 5 corresponding to the left end of the spline housing 87 is installed and is arranged in a preset bearing hole of the box body 1; and the gland 3 is fixed on a box body bearing hole on the end surface of the left end of the spline housing by using a screw 7 to block the bearing 5 on the corresponding side.

A bearing positioning sleeve 54 of the box body is arranged in the box body 1 corresponding to an output shaft hole at the left end of the output shaft and is fixed on the box body 1 by a screw 7; the guide sleeve 17 is arranged in the positioning sleeve 54 and is fixed on the positioning sleeve 54 by a screw 7; the output shaft 10 passes through the spline housing 87 and then passes through the gland 3 on the right side of the spline groove 87, and the connecting key 28 is arranged on the output shaft 10 and passes through the support sleeve 27; the locknut 20, the lockkey 21 and the anti-loosening piece 22 are arranged on the output shaft 10, and the anti-loosening piece 22 is screwed on the locknut 20 by a third screw 26; the locking plate 19 is mounted on the output shaft 10 and secured with the first screw 18.

The guide sleeve 17 is arranged at the right end of the output shaft 10 and is supported in the box body 1 corresponding to the output shaft hole at the right end of the output shaft; the sealing sleeve 108 penetrates through the right end of the output shaft 10 and is fixed on the box body 1 by a bolt 9; the sealing gasket 15 is arranged in a gap between the sealing sleeve 108 and the output shaft; the adjusting sleeve 11 is pressed tightly by a screw 14 and a nut 13 to fix the sealing gasket; the dust cover 12 is fixed outside the gland 108 by bolts 9.

Finally, the connecting sleeve 59 is fixed on the positioning sleeve 54 by a screw 7 corresponding to the output shaft hole at the left end of the output shaft; the sealing ring 110 is arranged in the inner hole of the gland 3 and is fixed on the connecting sleeve 59 by a bolt 9.

In addition, the reciprocating driving mechanism in this embodiment may also be installed between the first transmission shaft or the second transmission shaft and the axial driving member. At the moment, the transmission driving gear is arranged on the corresponding shaft, the side surface of the transmission shaft corresponding to the transmission driving gear is perpendicular to the corresponding shaft, the reciprocating shaft is kept unchanged, the installation positions of other components such as the oscillating shaft, the roller and the like are slightly adjusted according to the space of the box body, and the connection relationship among the components is unchanged.

In the operation of the present embodiment, for example, when the reciprocating drive mechanism is installed between the output gear 83 and the connecting key 28, the power source drives the input shaft, and the input shaft 2 is engaged with the first intermediate gear 96 to drive the first transmission shaft 98 to rotate; the first transmission shaft 98 is meshed with the second intermediate gear 62 to drive the second transmission shaft 106 to rotate; the second transmission shaft 106 is meshed with the output gear 83, and the second transmission shaft 106 drives the output gear 83 and the transmission driving gear 84 to rotate; the output gear 83 drives the spline housing 87 and the output shaft 10 to rotate; the transmission driving gear 84 is meshed with the transmission driven gear 49, the transmission driven gear 49 is arranged on the left and the right respectively, and the transmission driving gear 84 drives the symmetrical transmission driven gear 49 to rotate, namely the transmission eccentric sleeve 39 can be driven to rotate; the eccentric sleeve 39 drives the swinging shaft 37 to swing around the transmission shaft 47, the swinging shaft 37 drives the roller 34 on the reciprocating shaft 30 to reciprocate linearly in the sliding groove 112 of the box body 1, and the reciprocating shaft 30 drives the output shaft 10 to reciprocate linearly in the spline sleeve 87.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a speed reducer that output shaft can rotate and reciprocating motion which characterized in that: the output gear is arranged on the output shaft, the power of the input shaft is transmitted by the transmission mechanism to drive the output gear to drive the output shaft to rotate, meanwhile, a relative sliding mechanism is arranged between the output gear and the output shaft, and when the output gear rotates, the output shaft can slide relative to the output gear in the axial direction under the action of external force.

2. A reducer with an output shaft capable of rotating and reciprocating according to claim 1, wherein: and the axial driving piece is fixedly arranged on the output shaft and drives the output shaft to do axial linear reciprocating motion under the action of the reciprocating driving mechanism.

3. A reducer with an output shaft capable of rotating and reciprocating according to claim 2, wherein: the reciprocating driving mechanism is arranged in the box body and is connected between the output gear/the relative sliding mechanism/the transmission mechanism and the axial driving piece.

4. A reducer with an output shaft capable of rotating and reciprocating according to claim 1, wherein: the output gear is mounted on the output shaft through the spline housing.

5. A reducer with an output shaft capable of rotating and reciprocating according to claim 4, wherein: the output shaft is provided with a spline groove, a spline sleeve is sleeved on the spline groove, and the length of the spline groove is greater than that of the spline sleeve; two ends of the spline housing are supported in bearing holes preset in the box body through bearings, and the middle of the spline housing is connected with an output gear in a key mode.

6. A reducer with an output shaft capable of rotating and reciprocating according to claim 3, wherein: the reciprocating driving mechanism comprises a transmission shaft, a swinging shaft, a reciprocating shaft and a roller, the transmission shaft is perpendicular to the output shaft or the shaft where the transmission mechanism is located, and the transmission shaft is in transmission connection with one side of the output gear/the relative sliding mechanism connected with the output gear/the shaft where the transmission mechanism is located through gear meshing; the reciprocating shaft is perpendicular to the output shaft and arranged on the same side of the transmission shaft, and the reciprocating shaft is fixedly connected with the axial driving piece through the supporting unit; the oscillating shaft is connected between the crank shaft and the reciprocating shaft, one end of the oscillating shaft is sleeved on the crank shaft through an eccentric sleeve, and the other end of the oscillating shaft is connected with the reciprocating shaft through a bearing; the roller is arranged at the end part of the reciprocating shaft and is arranged in a chute which is arranged in the box body and is parallel to the output shaft.

7. A reducer with an output shaft capable of rotating and reciprocating according to claim 6, wherein: a bevel gear is fixedly installed on one side of the output gear/relative sliding mechanism, which is connected with the output gear, or one side of a shaft, which is adjacent to the transmission shaft, of the transmission mechanism, and is used as a transmission driving gear, and a bevel gear is correspondingly configured at the shaft end of the transmission shaft and is used as a transmission driven gear.

8. A reducer with an output shaft capable of rotating and reciprocating according to claim 6, wherein: a support sleeve is sleeved on the axial driving piece of the output shaft, a support hole is formed in the reciprocating shaft corresponding to the support sleeve, and a support bearing is arranged between the support hole and the support sleeve; and locking structures are respectively arranged at two ends of the supporting sleeve.

9. A reducer with an output shaft capable of rotating and reciprocating according to claim 6, wherein: and a connecting shaft is arranged on the end face of the shaft end of the reciprocating shaft through a pressing positioning sleeve, a roller is pressed on the extending section of the connecting shaft, and the roller is correspondingly arranged in a sliding groove which is arranged on the side wall of the box body and is parallel to the output shaft.

10. A reducer with an output shaft capable of rotating and reciprocating according to claim 2, wherein: the transmission mechanism comprises a first transmission shaft and a second transmission shaft, and gear transmission is respectively carried out between the input shaft and the first transmission shaft, between the first transmission shaft and the second transmission shaft, and between the second transmission shaft and the output shaft; and a reciprocating driving mechanism is arranged between the first transmission shaft/the second transmission shaft and the axial driving piece.