CN219734112U - Cantilever type straight line module - Google Patents

Abstract

The utility model relates to the technical field of linear modules, in particular to a cantilever type linear module which comprises a guide rail assembly and a driving wheel assembly, wherein the guide rail assembly comprises a linear die holder and a linear guide rail, the linear die holder is provided with a sliding groove, the linear guide rail is fixedly arranged in the sliding groove, the driving wheel assembly comprises a synchronous wheel seat, a main driving wheel and an auxiliary driving wheel, the main driving wheel and the auxiliary driving wheel are both rotationally connected to the synchronous wheel seat, the synchronous wheel seat is in sliding connection with the linear guide rail, a driving belt is fixedly arranged on the inner wall of a notch of the sliding groove, the driving belt is in driving connection with the main driving wheel and the auxiliary driving wheel, a plurality of tension bulges are fixedly arranged on the circumferential side wall of the main driving wheel, and the driving belt is tightly adhered to the tension bulges. The utility model has the effect of improving the transmission efficiency between the belt and the transmission wheel.

Description

Cantilever type straight line module

Technical Field

The utility model relates to the technical field of linear modules, in particular to a cantilever type linear module.

Background

The cantilever type linear module is one of the linear transmission modules, is mainly used for linear transmission in a short distance, and has quite wide application in various mechanical equipment.

In the related art, the transmission mode of cantilever type straight line module is generally belt transmission and lead screw transmission two kinds, belt transmission straight line module drives the belt pulley through the motor mainly and carries out the transmission, belt transmission straight line module includes straight line module and synchronizing wheel seat, be provided with the belt pulley on the synchronizing wheel seat, be provided with the motor on the synchronizing wheel seat, the output shaft and the belt pulley transmission of motor are connected, be provided with the belt on the straight line module, the belt is hugged closely and is formed transmission connection with the driving surface of belt pulley, the output shaft and the belt pulley fixed connection of motor, belt fixed connection is on straight line module, drive synchronizing wheel seat and remove along the length direction of straight line module when the motor rotates.

With respect to the related art, the inventor finds that the belt type transmission linear module has the following problems: after a period of use, the contact surface of the transmission surface of the belt pulley and the belt is worn, so that the friction force between the belt and the belt pulley is reduced, the rotation moment born by the belt is reduced, and the transmission efficiency is reduced.

Disclosure of Invention

In order to improve the transmission efficiency between the belt and the transmission wheel, the utility model provides a cantilever type linear module.

The utility model provides a cantilever type linear module which adopts the following technical scheme:

the utility model provides a cantilever type linear module, includes guide rail assembly and drive wheel subassembly, guide rail assembly includes linear die holder and linear guide, the linear guide has seted up the groove that slides, linear guide is fixed to be located the inslot that slides, drive wheel assembly includes synchronous wheel seat, main drive wheel and auxiliary drive wheel, main drive wheel with auxiliary drive wheel all rotate connect in on the synchronous wheel seat, synchronous wheel seat with linear guide slides and is connected, the notch inner wall in the groove that slides is fixed to be equipped with the drive belt, the drive belt with main drive wheel, auxiliary drive wheel transmission is connected, fixed a plurality of tension bumps that are equipped with on the circumference lateral wall of main drive wheel, the drive belt stretch tightly laminate in on the tension bump.

Through adopting above-mentioned technical scheme, the tension bulge carries out the butt to the driving belt that laminates on the driving surface, has increased driving belt's tension for driving belt further keeps the tensioning, thereby even if the friction area between driving belt and the driving surface reduces to some extent, improves driving belt and receives and rotates frictional force and obtain compensation and promotion under the bellied tight effect of tension, thereby makes driving belt's whole transmission efficiency obtain increasing and relatively stable.

Optionally, two auxiliary driving wheels are arranged, the two auxiliary driving wheels and the main driving wheel are arranged in the synchronous wheel seat in a delta shape, the driving belt is tightly attached to one auxiliary driving wheel from bottom to top in the vertical direction, is sleeved on the side wall of the main driving wheel, which is far away from the auxiliary driving wheel, and then extends downwards to be tightly attached to the side wall of the other auxiliary driving wheel.

Through adopting above-mentioned technical scheme, the setting of transmission auxiliary wheel makes the tensioning force of driving belt further strengthen after the winding to further improve driving belt's transmission efficiency, have stable driving force when making synchronous wheel seat and external part be connected and carry out the transmission.

Optionally, the synchronizing wheel seat is provided with a rotating groove, the main driving wheel and the auxiliary driving wheel are rotationally connected in the rotating groove, the notch of the rotating groove faces the linear die holder, a connecting sealing plate is fixedly arranged on the synchronizing wheel seat and used for covering the notch of the rotating groove, the side wall of the connecting sealing plate, which is far away from the synchronizing wheel seat, is provided with a yielding groove, the yielding groove is communicated with the rotating groove and is provided for the driving belt to stretch out, the side wall of the connecting sealing plate, which is far away from the synchronizing wheel seat, is fixedly provided with a connecting piece, and the connecting piece is connected with the linear guide rail in a sliding manner.

Through adopting above-mentioned technical scheme, connect the shrouding to cover the notch of rotating the groove and close to reduce the foreign matter and get into the rotation inslot and influence main drive wheel, vice drive wheel pivoted probability, protect main drive wheel and vice drive wheel, slide with linear guide through the connecting piece and be connected, so that synchronous wheel seat and connecting piece synchronous movement, thereby the difficult skew that takes place of synchronous wheel seat in the removal in-process.

Optionally, the connecting piece includes connecting strut and connecting plate, connecting strut fixed connection in the connecting plate with between the connection shrouding, be provided with two at least connecting bolts on the connecting plate, the last guide slider that slides of linear guide is connected with, connecting bolt's screw rod pass the connecting plate with guide slider threaded connection.

Through adopting above-mentioned technical scheme, connect through two at least connecting bolts between connecting plate and the guide block for firm in connection between connecting plate and the guide block obtains increasing, and be difficult for taking place relative separation between synchronous wheel seat and the guide block in the course of the work, when external part and synchronous wheel seat are connected, synchronous wheel seat still can keep stable connection with the guide block.

Optionally, the linear die holder is in the fixed two spacing posts that are equipped with in the groove that slides, two spacing posts are located respectively linear guide's both ends, when the direction slider slides to linear guide's both ends, spacing post with the direction slider butt is spacing.

Through adopting above-mentioned technical scheme, the spacing post is spacing to the butt when sliding along linear guide's length direction to the direction slider to make the direction slider be difficult for exceeding linear guide's slip stroke in the process of sliding, reduce the direction slider and the probability of sliding groove inner wall collision.

Optionally, reinforcing ribs are fixedly arranged on two opposite side walls of the connecting support.

Through adopting above-mentioned technical scheme, the setting of stiffening rib is in order to increase the intensity of connecting the pillar for connecting the pillar has better bending resistance, thereby is difficult for taking place to buckle when connecting the pillar and receiving the effort of buckling.

Optionally, two guide sliding blocks are provided, and the two guide sliding blocks are fixedly connected with the connecting plate.

Through adopting above-mentioned technical scheme, two direction sliders compare in being provided with a direction slider only, have increased the area of contact between direction slider and the linear guide for synchronous wheel seat acts on the effort on the direction slider and acts on two direction sliders respectively, thereby has reduced the effort that single direction slider received, makes the whole stability that slides of direction slider increase, and the effort that receives is less relatively.

Optionally, the connecting sealing plate and the opposite side walls of the linear die holder are arranged at intervals.

Through adopting above-mentioned technical scheme, be the butt setting between the opposite side wall of connecting shrouding and sharp die holder, be the interval setting between connecting shrouding and the sharp die holder for the area of contact between connecting shrouding and the sharp die holder reduces, thereby reduces the frictional resistance that causes because of mutual contact butt, is convenient for synchronous wheel seat slides.

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

1. the tension bulge is abutted against the transmission belt attached to the transmission surface, so that the tension of the transmission belt is increased, the transmission belt is further kept tight, and even if the friction area between the transmission belt and the transmission surface is reduced, the rotation friction force applied to the transmission belt is compensated and improved under the tightening action of the tension bulge, so that the overall transmission efficiency of the transmission belt is increased and relatively stable;

2. the tension of the transmission belt is further enhanced after the transmission auxiliary wheel is arranged, so that the transmission efficiency of the transmission belt is further improved, and the synchronous wheel seat is enabled to have stable transmission force when being connected with external parts for transmission;

3. the connecting plate is connected with the guide block through at least two connecting bolts, so that the connection firmness between the connecting plate and the guide block is improved, the synchronous wheel seat and the guide block are not easy to separate relatively in the working process, and the synchronous wheel seat can still be stably connected with the guide block when an external part is connected with the synchronous wheel seat.

Drawings

Fig. 1 is a schematic diagram of the whole structure of a cantilever type linear module according to the present utility model.

Fig. 2 is a left side view of the cantilever linear module of the present utility model.

Fig. 3 is a partial cross-sectional view taken along the A-A direction in fig. 2.

Fig. 4 is a partial exploded view of a synchronous wheel seat and a linear die seat in the present utility model.

Fig. 5 is an exploded view of the primary and secondary driven wheels and the rotary bearing of the present utility model.

Fig. 6 is a partial exploded view of the drive wheel assembly of the present utility model with the connecting closure plate and the linear die holder.

Fig. 7 is a partial exploded view of a connecting screw and connecting closure plate, and a linear die holder in accordance with the present utility model.

Fig. 8 is a schematic view of the overall structure of the guide slider in the present utility model.

Fig. 9 is a schematic view of the overall structure of the connecting seal plate and the connecting member according to the present utility model.

Fig. 10 is a partial exploded view of a fixing bolt limit post, a linear guide rail, a hook groove nut and a linear die holder according to the present utility model.

Reference numerals illustrate: 1. a guide rail assembly; 10. a linear die holder; 101. a slip groove; 102. a hook groove is embedded; 11. a linear guide rail; 111. perforating; 12. a drive belt; 13. a guide slide block; 131. the clamping chute; 14. a hook groove nut; 15. a fixing bolt; 16. a limit column; 2. a drive wheel assembly; 20. a synchronous wheel seat; 201. a rotating groove; 202. a hinge hole; 203. an embedding groove; 205. a limit ring groove; 21. a main driving wheel; 211. a tension protrusion; 212. sleeving a column; 213. deep groove ball bearings; 214. a first stop collar; 215. spline grooves; 22. an auxiliary driving wheel; 221. a ring groove is embedded; 222. a rotating bearing; 223. a second limiting ring; 224. a hinge shaft; 23. abutting the gasket; 24. connecting a sealing plate; 241. a relief groove; 25. a connecting piece; 251. a connecting strut; 252. a connecting plate; 253. a connecting bolt; 254. reinforcing ribs.

Detailed Description

The utility model is described in further detail below with reference to fig. 1-10. In this embodiment, the direction indicated by the z-axis of the coordinate axis is upward, the direction opposite to the z-axis is downward, the direction indicated by the x-axis is left, the direction opposite to the x-axis is right, the direction indicated by the y-axis is forward, and the direction opposite to the y-axis is backward.

The embodiment of the utility model discloses a cantilever type inter-module. Referring to fig. 1-3, the cantilever type linear module comprises a guide rail assembly 1 and a driving wheel assembly 2, the guide rail assembly 1 comprises a linear die holder 10 and a linear guide rail 11, the driving wheel assembly 2 comprises a synchronous wheel holder 20, a main driving wheel 21 and an auxiliary driving wheel 22, the main driving wheel 21 and the auxiliary driving wheel 22 are in transmission connection with the synchronous wheel holder 20, a sliding groove 101 is formed in the upper side wall of the linear die holder 10, the linear guide rail 11 is fixedly arranged in the sliding groove 101, the synchronous wheel holder 20 is in sliding connection with the linear guide rail 11, a driving belt 12 is fixedly connected between the left side wall and the right side wall of the sliding groove 101, the driving belt 12 and the linear guide rail 11 are mutually parallel in the vertical direction, the driving belt 12 is in transmission connection with the main driving wheel 21 and the auxiliary driving wheel 22, a plurality of tension bulges 211 are fixedly arranged on the circumferential side wall of the main driving wheel 21, and when the driving belt 12 is tightly attached to the circumferential side wall of the main driving wheel 21, the driving belt 12 is tightly attached to the tension bulges 211 so as to increase the tension of the driving belt 12, and the driving belt 12 is tightly attached to the circumferential side wall, thereby the probability of slipping between the driving belt 12 and the main driving wheel 21 is reduced, and the synchronous driving efficiency between the driving belt 12 and the main driving wheel 21 is improved.

Referring to fig. 3 to 5, the auxiliary driving wheel 22 is provided with two auxiliary driving wheels 22 and the main driving wheel 21 which are arranged in a delta shape, a rotating groove 201 is formed in the synchronous wheel seat 20, the notch of the rotating groove 201 is formed towards the lower side, hinge holes 202 are formed in the front inner side wall and the rear inner side wall of the rotating groove 201, embedded annular grooves 221 are formed in the front end face and the rear end face of the auxiliary driving wheel 22, the embedded annular grooves 221 penetrate through the front end face and the rear end face of the auxiliary driving wheel 22, rotating bearings 222 are embedded in the front end opening and the rear end opening of the embedded annular grooves 221, a hinge shaft 224 is arranged on the auxiliary driving wheel 22, two ends of the hinge shaft 224 are inserted into the embedded annular grooves 221, inner diameter side walls of the rotating bearings 222 are attached to the circumferential side walls of the hinge shaft 224, two ends of the hinge shaft 224 extend out of the side walls of the rotating bearings 222 which are far away from each other and are rotatably connected in the hinge holes 202, embedded grooves 203 are formed in the front inner side wall and the rear opposite inner side walls of the rotating groove 201, the embedded grooves 203 penetrate through the front side wall and the rear side walls of the rotating groove 201, the embedded grooves 21 are provided with sleeved posts 212 integrally, the two sleeved posts 212 are sleeved on the front end and rear end of the driving wheel 21 are sleeved with the embedded in the front side and rear end of the embedded grooves 212, when the two sleeved posts are sleeved with the embedded in the ball bearings 213, and the embedded in the ball grooves 213 are abutted to the inner wall 213 and embedded in the ball grooves 213.

When the transmission belt 12 is installed, the transmission belt 12 firstly extends upwards around the transmission wheel positioned at the left side from left to right, then is sleeved and tightly fitted on the outer wall of the main transmission wheel 21 close to the upper side, and the transmission belt 12 positioned at the right side of the main transmission wheel 21 is tightly fitted with the lower side wall of the auxiliary transmission wheel 22 positioned at the right side, so that when the transmission belt 12 is tightly abutted and tightly fitted with the main transmission wheel 21 and the auxiliary transmission wheel 22, the transmission belt 12 is in an upward bent arc shape.

Referring to fig. 4 and 5, the inner wall of the embedding groove 203 is provided with a limiting ring groove 205, the inner wall of the limiting ring groove 205 is embedded with an abutting gasket 23, the abutting gasket 23 is in an annular shape, the inner wall of the abutting gasket 23 is abutted against the circumferential outer wall of the sleeved column 212, the abutting gasket 23 is made of elastic rubber material, the limiting ring groove 205 is embedded with the abutting gasket 23, and when the abutting gasket 23 is embedded in the limiting ring groove 205, the abutting gasket 23 abuts and limits the deep groove ball bearing 213 when moving towards the direction far away from the main driving wheel 21.

Referring to fig. 5, in order to prevent the transmission belt 12 from being easily deviated when it is rotated by being attached to the circumferential side walls of the primary and secondary transmission wheels 21, the primary and secondary transmission wheels 21 are fixedly provided with first stopper rings 214 on the front and rear opposite side walls thereof, the first stopper rings 214 are concentric with the primary transmission wheel 21, and the outer diameter of the first stopper rings 214 is larger than the diameter of the primary transmission wheel 21, and the transmission belt 12 is positioned between the opposite side walls of the two first stopper rings 214 when it is attached to the primary transmission wheel 21. The front and rear opposite side walls of the auxiliary driving wheel 22 are fixedly connected with second limiting rings 223, the second limiting rings 223 are concentrically arranged with the corresponding auxiliary driving wheel 22, the outer diameter of each second limiting ring 223 is larger than the diameter of the auxiliary driving wheel 22, and when the driving belt 12 is tightly attached to the circumferential side wall of the auxiliary driving wheel 22, the driving belt 12 is positioned between the two second limiting rings 223. Under the limiting abutting action of the first limiting ring 214 and the second limiting ring 223, the transmission belt 12 is not easy to slip from the main transmission wheel 21 and the auxiliary transmission wheel 22.

Referring to fig. 5, a spline groove 215 is formed in the end surface of the sleeve column 212 far from the main driving wheel 21, and the spline groove 215 is used for inserting a transmission shaft of an external motor in cooperation with a spline, so that the main driving wheel 21 is driven, and when the main driving wheel 21 rotates, the main driving wheel 21 drives the synchronous wheel seat 20 to synchronously move along the length direction of the linear guide rail 11.

Referring to fig. 5 and 6, the lower side wall of the synchronizing wheel seat 20 is provided with a connecting sealing plate 24, the connecting sealing plate 24 is used for covering the notch of the sliding groove 101, the lower side wall of the connecting sealing plate 24 and the opposite side wall of the linear die holder 10 are arranged at intervals, a yielding groove 241 is formed in the connecting sealing plate 24, the yielding groove 241 penetrates through the upper and lower opposite side walls of the connecting sealing plate 24, the number of the yielding grooves 241 is two, the two yielding grooves 241 are used for extending out of the lower side wall of the corresponding auxiliary driving wheel 22, the lower side wall of the connecting sealing plate 24 is fixedly connected with a connecting piece 25, and the connecting piece 25 is in sliding connection with the linear guide rail 11, so that when the synchronizing wheel seat 20 is in rolling abutting connection with the driving belt 12, the synchronizing wheel seat 20 can slide linearly along the length direction of the linear guide rail 11, and is not easy to deviate during sliding, meanwhile, the contact area between the connecting sealing plate 24 and the opposite side walls of the linear die holder 10 is reduced, so that the friction resistance born by the connecting sealing plate 24 is reduced, and the synchronizing wheel seat 20 is convenient to slide.

Referring to fig. 6 and 7, at least one guide slide block 13 is disposed on the linear guide rail 11, a clamping slide groove 131 is disposed on the lower side wall of the guide slide block 13, the linear guide rail 11 is sleeved with the guide slide block 13 and is connected in a sliding manner, when the guide slide block 13 is sleeved on the linear guide rail, the inner wall of the clamping slide groove 131 is abutted to the circumferential side wall of the linear guide rail 11, and the inner wall of the clamping slide groove 131 is abutted to and limited by the linear guide rail 11 in the vertical direction, so that the guide slide block 13 can slide along the horizontal direction and is not easy to slide from the linear guide rail 11. In the present embodiment, the number of the guide sliders 13 is described by taking two as an example, and the two guide sliders 13 are disposed at a distance from each other.

Referring to fig. 7 and 9, the connecting member 25 includes a connecting post 251 and a connecting plate 252, the upper end of the connecting post 251 is fixedly connected with the connecting sealing plate 24, the lower end of the connecting post 251 is fixedly connected with the connecting plate 252, the connecting plate 252 and the connecting sealing plate 24 are arranged in parallel, at least two connecting bolts 253 are arranged on the connecting plate 252, in this embodiment, the number of the connecting bolts 253 is described by taking eight as an example, the eight connecting bolts 253 are divided into four groups in pairs, the four groups of connecting bolts 253 are arranged at intervals in the horizontal direction, each two groups of connecting bolts 253 correspond to one guide sliding block 13, and the screw of the connecting bolt 253 passes through the connecting plate 252 and is connected with the upper side wall of the corresponding guide sliding block 13 in a threaded manner.

Referring to fig. 9, in order to further increase the strength of the connection post 251, reinforcing ribs 254 are fixedly connected to the left and right opposite sidewalls of the connection post 251, and the reinforcing ribs 254 are inclined in a direction gradually away from the connection post 251 from top to bottom.

Referring to fig. 3, 7 and 10, an embedded hook groove 102 is formed in the groove bottom of the sliding groove 101, a plurality of hook groove nuts 14 are embedded in the embedded hook groove 102, the hook groove nuts 14 are connected in the embedded hook groove 102 in a sliding manner, each hook groove nut 14 is provided with a threaded hole, a plurality of through holes 111 are formed in the linear guide rail 11, the number of the through holes 111 is consistent with that of the hook groove nuts 14, a plurality of fixing bolts 15 are arranged on the linear guide rail 11, the number of the fixing bolts 15 is consistent with that of the fixing bolts 15, the screw rod of each fixing bolt 15 passes through the corresponding through hole 111 and is in threaded connection with the corresponding hook groove nut 14 in the embedded hook groove 102, when the fixing bolts 15 and the hook groove nuts 14 are screwed up, the linear guide rail 11 is tightly pressed on the groove bottom side wall of the sliding groove 101, the connection firmness between the linear guide rail 11 and the inner wall of the sliding groove 101 is increased, and the linear guide rail 11 is not easy to slide relatively.

Referring to fig. 3, 7 and 10, two limiting columns 16 are fixedly arranged at the bottom of the sliding groove 101, the two limiting columns 16 are respectively arranged at two ends of the linear guide rail 11, when the guide slide block 13 slides to two ends on the linear guide rail 11, the limiting columns 16 are mutually abutted with the guide slide block 13, the limiting columns 16 limit the sliding stroke of the guide slide block 13, and collision between the guide slide block 13 and the inner wall of the sliding groove 101 in the sliding process is avoided.

The implementation principle of the cantilever type linear module provided by the embodiment of the utility model is as follows: the primary tensioning is carried out on the transmission belt 12 through the auxiliary transmission wheel 22, so that the transmission belt 12 is tightly attached to the upper side wall of the main transmission wheel 21, a plurality of tension bulges 211 are uniformly distributed on the circumferential side wall of the main transmission wheel 21, the tensioning acting force borne by the transmission belt 12 is further increased to keep the transmission belt 12 tight, the synchronous wheel seat 20 can be driven to synchronously slide when the main transmission wheel 21 rotates, the slipping phenomenon is not easy to occur, and the transmission belt 12 and the main transmission wheel 21 have good synchronous transmission efficiency.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims (8)

1. The utility model provides a cantilever type straight line module which characterized in that: the novel automatic feeding device comprises a guide rail assembly (1) and a driving wheel assembly (2), wherein the guide rail assembly (1) comprises a linear die holder (10) and a linear guide rail (11), a sliding groove (101) is formed in the linear die holder (10), the linear guide rail (11) is fixedly arranged in the sliding groove (101), the driving wheel assembly (2) comprises a synchronous wheel seat (20), a main driving wheel (21) and an auxiliary driving wheel (22), the main driving wheel (21) and the auxiliary driving wheel (22) are both rotationally connected to the synchronous wheel seat (20), the synchronous wheel seat (20) is slidably connected with the linear guide rail (11), a driving belt (12) is fixedly arranged on the inner wall of a notch of the sliding groove (101), the driving belt (12) is in driving connection with the main driving wheel (21) and the auxiliary driving wheel (22), a plurality of tension protrusions (211) are fixedly arranged on the circumferential side wall of the main driving wheel (21), and the driving belt (12) is tightly attached to the tension protrusions (211).

2. A cantilevered linear module according to claim 1, wherein: the two auxiliary driving wheels (22) are arranged, the two auxiliary driving wheels (22) and the main driving wheel (21) are arranged in the synchronous wheel seat (20) in a delta shape, the driving belt (12) is tightly attached to one auxiliary driving wheel (22) from bottom to top in the vertical direction, is sleeved on the side wall of the main driving wheel (21) at the periphery far away from the auxiliary driving wheel (22), and then is downwards extended to be tightly attached to the side wall of the other auxiliary driving wheel (22).

3. A cantilevered linear module according to claim 2, wherein: the synchronous wheel seat (20) is provided with a rotating groove (201), the main driving wheel (21) and the auxiliary driving wheel (22) are rotationally connected in the rotating groove (201), a notch of the rotating groove (201) faces the linear die seat (10) and is fixedly provided with a connecting sealing plate (24), the connecting sealing plate (24) is used for covering the notch of the rotating groove (201), the connecting sealing plate (24) is far away from the side wall of the synchronous wheel seat (20) and is provided with a yielding groove (241), the yielding groove (241) is communicated with the rotating groove (201) and is provided for the driving belt (12) to stretch out, the connecting sealing plate (24) is far away from the side wall of the synchronous wheel seat (20), and a connecting piece (25) is fixedly arranged on the side wall of the synchronous wheel seat (20) and is connected with the linear guide rail (11) in a sliding mode.

4. A cantilevered linear module according to claim 3, wherein: the connecting piece (25) comprises a connecting support column (251) and a connecting plate (252), the connecting support column (251) is fixedly connected between the connecting plate (252) and the connecting sealing plate (24), at least two connecting bolts (253) are arranged on the connecting plate (252), guide sliding blocks (13) are connected to the linear guide rail (11) in a sliding mode, and screws of the connecting bolts (253) penetrate through the connecting plate (252) and are in threaded connection with the guide sliding blocks (13).

5. The cantilever linear module of claim 4, wherein: the linear die holder (10) is fixedly provided with two limit posts (16) in the sliding groove (101), the two limit posts (16) are respectively arranged at two ends of the linear guide rail (11), and when the guide slide block (13) slides to two ends of the linear guide rail (11), the limit posts (16) are in butt joint with the guide slide block (13) to limit.

6. The cantilever linear module of claim 4, wherein: reinforcing ribs (254) are fixedly arranged on two opposite side walls of the connecting support column (251).

7. The cantilever linear module of claim 6, wherein: two guide sliding blocks (13) are arranged, and the two guide sliding blocks (13) are fixedly connected with the connecting plate (252).

8. A cantilevered linear module according to claim 3, wherein: the connecting sealing plates (24) and the opposite side walls of the linear die holder (10) are arranged at intervals.