CN212735337U

CN212735337U - Feeding track of double-end-face grinding machine

Info

Publication number: CN212735337U
Application number: CN202020620405.6U
Authority: CN
Inventors: 陈达幸
Original assignee: NINGBO YINZHOU DAXING FEIBIAO EQUIPMENT FACTORY
Current assignee: NINGBO YINZHOU DAXING FEIBIAO EQUIPMENT FACTORY
Priority date: 2020-04-22
Filing date: 2020-04-22
Publication date: 2021-03-19
Anticipated expiration: 2030-04-22

Abstract

The utility model relates to a pay-off track of double-ended grinding machine, pay-off track transversely run through the station of polishing of double-ended grinding machine, the pay-off track include bottom sprag and parallel bit in the top of bottom sprag supports, and the bottom sprag includes two vertical settings and the backup pad that is parallel to each other, the top sprag including at least one vertical setting and with the parallel flitch that supports of backup pad supports between the bottom of flitch and the top of backup pad at a certain distance of interval formation and supplies the material way that the work piece removed, each the backup pad with support the flitch and all install through the installing support, be provided with relatively fixed's clearance between the emery wheel terminal surface of two backup pads and the station both sides of. The workpiece machined by the double-end-face grinding machine has a wide application range, is convenient to adjust, improves the machining efficiency and reduces the cost.

Description

Feeding track of double-end-face grinding machine

Technical Field

The utility model belongs to the technical field of the grinding technique and specifically relates to a grinding material says and has double-ended grinding machine that this grinding material said.

Background

The existing double-end-face grinding machine is widely applied to the field of processing two planes (such as rectangular magnetic steel and the like), the common double-end-face grinding machine comprises a frame and two grinding devices arranged on the frame, the two grinding devices comprise grinding seats and grinding wheels rotatably arranged on the grinding seats, the two grinding wheels are coaxial and are arranged at a relative interval distance, a moving mechanism which can be relatively close to or far away from the two grinding seats and the top of the frame is arranged between the two grinding seats, a grinding station is formed between the two grinding wheels, a feeding rail transversely penetrates through the grinding station, one end of the grinding station is connected with a feeding system, the other end of the grinding station is connected with a discharging system, a workpiece is fed from the feeding system in sequence, the end faces of two sides of the workpiece are ground by.

At present, a common feeding track is formed by an upper vertical plate and a lower vertical plate, and in order to ensure that a workpiece of a rectangular body is stably ground in the motion process of the feeding track, the thickness of the vertical plates is often set to be corresponding to the distance between two opposite end surfaces of the workpiece to be ground. But when the work piece specification changes the back, just need change the riser of different thickness again, the adjustment installation is very inconvenient, also can influence the straightness that hangs down of work piece lateral wall simultaneously, influences the precision of work piece.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a conveniently adjust the grinding material way that is located the orbital material way width of pay-off of double-ended grinding machine station of polishing to exist not enough to prior art.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the pay-off track of double-ended grinding machine, the station of polishing of double-ended grinding machine is transversely run through to the pay-off track, characterized by, the pay-off track include bottom sprag and parallel bit in the top sprag of bottom sprag, the bottom sprag includes two vertical settings and the backup pad that is parallel to each other, the top sprag include at least one vertical setting and with the parallel flitch that supports of backup pad, support the material way that the interval certain distance formed the work piece removal between the bottom of flitch and the top of backup pad, each the backup pad with support the flitch and all through the installing support installation, be provided with relatively fixed clearance between the emery wheel terminal surface of two backup pads and the station both sides of.

By adopting the technical scheme, the feeding track penetrates through the grinding station of the double-ended grinding machine, the bottom support is arranged into two vertical and parallel supporting plates, the rectangular workpieces sequentially pass through the material channel, the end surfaces of the workpieces facing to the two sides of the material channel are abutted against the grinding wheel and ground by the grinding wheel, and the top of the workpiece is limited and abutted by the material abutting plate, so that the good stability of the workpieces in the grinding process is ensured; after the workpiece is replaced, the width of the workpiece is changed, so that the distance between the two grinding wheels is adjusted through the moving mechanism of the double-ended grinding machine, the distance between the two supporting plates can be adjusted to adapt to workpieces with different widths, the vertical plates of different feeding rails are prevented from being replaced when the workpieces with different sizes are replaced, the application range of the workpieces is wide, the adjustment is convenient, the processing efficiency is improved, and the cost is reduced.

The present invention may be further configured in a preferred embodiment as: the top support is provided with two material supporting plates which are parallel to each other, and the two material supporting plates are in one-to-one correspondence with the supporting plates in the vertical direction respectively.

Through adopting above-mentioned technical scheme, set up two and support the flitch respectively with the backup pad one-to-one, guaranteed the work piece in the material stability of saying the removal for the work piece grinding both sides terminal surface atress is even when the grinding, improves grinding precision.

The present invention may be further configured in a preferred embodiment as: the supporting plate and the material supporting plate on each side of the material channel are respectively installed at two ends through the installation support, and the installation support on each side of the material channel is installed on the grinding seat on the same side of the material channel.

By adopting the technical scheme, the two ends of each supporting plate and each material resisting plate are installed by one installing support, so that the supporting plates and the material resisting plates are good in installation stability; in addition, the mounting support at the same side is fixedly connected with the grinding seat at the side, so that when the width of a grinding station between two grinding wheels is adjusted, the distance between the two supporting plates is adjusted, the supporting plates, the gaps between the material supporting plates and the grinding wheels are also kept stable, the adjustment is convenient and simple, and the verticality of the end surfaces at two sides of the workpiece is good.

The present invention may be further configured in a preferred embodiment as: the mounting bracket is provided with an adjusting mechanism, and the adjusting mechanism comprises an upper mounting block used for connecting the material abutting plate, a lower mounting block used for connecting the supporting plate and a vertical adjusting mechanism capable of adjusting the distance between the upper mounting block and the lower mounting block.

Through adopting above-mentioned technical scheme, vertical adjustment mechanism adjusts the interval of going up between installation piece and the lower installation piece to can adjust the interval that supports between flitch and the backup pad, when changing the work piece of unidimensional promptly, if the high back of also changing of work piece, through adjusting the interval that supports between flitch and the backup pad and adapt to the work piece of co-altitude not, further improve the application scope of work piece.

The present invention may be further configured in a preferred embodiment as: vertical adjustment mechanism include vertical regulation seat, set up in vertical regulation seat is last and supplies go up the vertical slide rail of installation piece and installation piece gliding installation down and the vertical actuating lever of installation piece and installation piece up-and-down motion down in the drive, vertical regulation seat connect in the installing support on.

Through adopting above-mentioned technical scheme, through installation piece and the gliding motion of installation piece on vertical slide rail down in the drive of vertical actuating lever to the interval between installation piece and the installation piece down is gone up in the regulation, realizes supporting the interval between flitch and the backup pad, can be in order to adapt to the work piece of co-altitude not, and it is convenient to adjust, and work piece application scope is wide.

The present invention may be further configured in a preferred embodiment as: the adjusting mechanism further comprises a transverse adjusting mechanism which can finely adjust the distance between the material supporting plate and the grinding wheel, and the transverse adjusting mechanism is arranged between the mounting support and the vertical adjusting mechanism.

Through adopting above-mentioned technical scheme, have the wearing and tearing state after the grinding wheel grinding a certain time, then can realize finely tuning through horizontal adjustment mechanism and support the interval between flitch and the backup pad, guarantee that work piece both sides terminal surface can the butt all the time grind on the terminal surface of emery wheel.

The present invention may be further configured in a preferred embodiment as: the transverse adjusting mechanism comprises a transverse adjusting seat, a transverse sliding rail arranged on the transverse adjusting seat and a transverse driving rod connected with a sliding block on the transverse sliding rail and a transverse driving rod driving the sliding block to transversely move on the transverse sliding rail in a sliding mode, the transverse adjusting seat is fixedly installed on the installing support, and the sliding block is connected with the vertical adjusting mechanism.

By adopting the technical scheme, the transverse driving rod drives the sliding block to move transversely on the transverse adjusting seat, the vertical adjusting mechanism is driven, the material supporting plate and the supporting plate move synchronously and transversely, and the adjustment is convenient.

The present invention may be further configured in a preferred embodiment as: the feeding track further comprises a feeding channel, two ends of the feeding channel are respectively connected with an outlet of the feeding system and an inlet end of the feeding channel, the feeding channel comprises a feeding section extending from the material supporting plate and the supporting plate to the feeding system and front side baffles located on two sides of the feeding section and vertically arranged, and driving wheels capable of driving workpieces to move towards the direction of the feeding channel are arranged on the two front side baffles.

Through adopting above-mentioned technical scheme, the setting that the material was said in the material loading can drive the work piece and remove to the material in saying under the effect of drive wheel, can guarantee through the setting of two front side baffles that the work piece can not squint when the material is said in the material loading and is fed the motion.

The present invention may be further configured in a preferred embodiment as: the feeding track further comprises a discharging output channel, two ends of the discharging output channel are respectively connected with the outlet end of the discharging channel and the inlet of the discharging system, and the discharging output channel comprises a discharging section extending from the material supporting plate and the supporting plate to the discharging system and a rear side baffle arranged on two sides of the discharging section and vertically arranged.

Through adopting above-mentioned technical scheme, unloading output material says the export that communicates discharge system and material way respectively, avoids the condition that work piece unloading in-process takes place the skew, has guaranteed that the work piece is at output in-process stability.

The present invention may be further configured in a preferred embodiment as: each front side baffle is fixedly connected with the corresponding transverse adjusting mechanism on the same side.

By adopting the technical scheme, the transverse adjusting mechanism can drive the transverse movement of the front side baffle plates, the distance between the two front side baffle plates is always ensured to be corresponding to the size of a workpiece, and the workpiece is ensured to be kept stable and not to deviate when the driving wheel drives the workpiece.

To sum up, the utility model discloses a following at least one useful technological effect:

1. the feeding track penetrates through a grinding station of the double-ended grinding machine, the bottom support is arranged into two vertical and parallel supporting plates, a rectangular workpiece sequentially passes through the material channel, the end surfaces of the workpiece facing to the two sides of the material channel are abutted to a grinding wheel and are ground through the grinding wheel, and the top of the workpiece is limited and abutted by a material abutting plate, so that the stability of the workpiece in the grinding process is good; after the workpiece is replaced, the width of the workpiece is changed, so that the distance between the two grinding wheels is adjusted through the moving mechanism of the double-ended grinding machine, namely, the distance between the two supporting plates can be adjusted to adapt to workpieces with different widths, the vertical plates of different feeding tracks are prevented from being replaced when the workpieces with different sizes are replaced, the application range of the workpieces is wide, the adjustment is convenient, the processing efficiency is improved, and the cost is reduced;

2. through setting up two material supporting plates and backup pad one-to-one respectively, guaranteed the work piece at the material stability of saying the removal for the work piece grinding both sides terminal surface atress is even when the grinding, improves grinding precision.

Drawings

Fig. 1 is a schematic structural diagram of the double-end-face grinding machine of the present invention.

Fig. 2 is a top view of the double-ended grinding machine of the present invention.

Fig. 3 is a schematic structural diagram of the feeding track of the double-end-face grinding machine of the present invention.

Fig. 4 is a schematic structural view of one side of the feeding track.

Fig. 5 is a schematic structural view of the mounting bracket and the adjustment mechanism.

Fig. 6 is an exploded view of the front baffle and adjustment mechanism.

In the figure, 1, a frame; 2. a grinding device; 21. grinding the seat; 22. a grinding wheel; 3. a feed system; 4. a discharge system; 5. a bottom support; 6. a top support; 51. a support plate; 61. a material supporting plate; 7. mounting a bracket; 8. an adjustment mechanism; 81. a lateral adjustment mechanism; 82. a vertical adjustment mechanism; 83. an upper mounting block; 84. a lower mounting block; 811. a transverse adjusting seat; 812. a transverse slide rail; 813. a slider; 814. a transverse drive rod; 821. a vertical adjusting seat; 822. a vertical slide rail; 823. a vertical drive rod; 91. a feeding channel for feeding; 911. a front side baffle; 912. a drive wheel; 913. a drive slot; 914. opening a hole; 92. discharging and outputting a material channel; 921. a rear side baffle; 93. a connecting plate; 10. and (6) material channel.

Detailed Description

The present invention will be described in further detail with reference to fig. 1 to 5.

Referring to fig. 1 and fig. 2, for the utility model discloses a double-ended grinding machine's pay-off track, wherein double-ended grinding machine includes frame 1 and installs two grinding device 2 in frame 1, two grinding device 2 all include grinding seat 21 and rotate the emery wheel 22 that sets up on grinding seat 21, two coaxial and relative spacing distance of emery wheel 22 set up, all be provided with the moving mechanism that can be close to relatively or keep away from between two grinding seat 21 and the 1 top of frame, the relative terminal surface of two emery wheels 22 is as the machined surface, form the station of polishing between two emery wheel 22 machined surfaces, the pay-off track transversely runs through the station of polishing, feed system 3 is accepted to station one end of polishing, discharge system 4 is accepted to the other end, feed system 3 and discharge system 4 all adopt common conveyer belt structure to carry, here is no longer repeated.

As shown in fig. 3 and 4, the feeding track includes a bottom support 5 and a top support 6 located in parallel on the bottom support 5, the bottom support 5 includes two vertically arranged support plates 51 parallel to each other, the top support 6 includes two vertically arranged material-supporting plates 61 parallel to the support plates 51, the two material-supporting plates 61 and the two support plates 51 are strip-shaped plates, the two material-supporting plates 61 respectively correspond to the two support plates 51 in the vertical direction one-to-one and are located on the same vertical plane, a material channel 10 for moving a workpiece is formed between the bottom of the material-supporting plates 61 and the top of the support plates 51 at a certain interval, two ends of each side of the material channel 10 are respectively provided with the support plates 51 and the material-supporting plates 61 through a mounting bracket 7, and a relatively fixed gap is provided between the material-supporting plates 61 and the support plates 51 on each side of the material channel 10 and the machining.

The supporting plate 51 and the material resisting plate 61 on each side of the material channel 10 are respectively installed at two ends through an installation bracket 7, and the installation bracket 7 on each side of the material channel 10 is fixedly installed on the grinding seat 21 on the same side through a bolt.

As shown in fig. 5, the mounting bracket 7 is provided with an adjusting mechanism 8, the adjusting mechanism 8 includes a horizontal adjusting mechanism 81, a vertical adjusting mechanism 82, an upper mounting block 83 and a lower mounting block 84, the horizontal adjusting mechanism 81 includes a horizontal adjusting seat 811, a horizontal sliding rail 812 disposed on the horizontal adjusting seat 811, a sliding block 813 slidably connected to the horizontal sliding rail 812, and a horizontal driving rod 814 driving the sliding block 813 to move laterally on the horizontal sliding rail 812, the horizontal adjusting seat 811 is fixedly mounted on the mounting bracket 7, the horizontal sliding rail 812 is a horizontal sliding slot disposed on the horizontal adjusting seat 811, one end of the sliding block 813 is slidably inserted into the horizontal sliding slot, the horizontal driving rod 814 is a threaded rod 813, one end of the horizontal driving rod 814 is in threaded connection with one end of the sliding block, one end of the horizontal adjusting seat 811 is fixedly connected with a supporting baffle, the supporting baffle is provided with a horizontal through hole, the other end of the transverse driving rod 814 is fixedly provided with a knob, the knob is rotated to drive the sliding block 813 to move transversely on the transverse sliding rail 812, and when the position of the sliding block 813 is adjusted, the sliding block 813 is fixedly connected with the transverse adjusting seat 811 through a bolt.

As shown in fig. 5 and 6, the vertical adjusting mechanism 82 includes a vertical adjusting seat 821, a vertical sliding rail 822 and a vertical driving rod 823, the vertical adjusting seat 821 is a vertically arranged plate body, the horizontal adjusting seat 811 is vertically fixed at the other end of the sliding block 813, the vertical sliding rail 822 is a horizontally through long through hole arranged on the horizontal adjusting seat 811, and the length direction of the long through hole is vertical.

Each side face of the upper mounting block 83 and the lower mounting block 84 is provided with a sliding protrusion, the sliding protrusion is slidably embedded in the vertical sliding rail 822, the side face, far away from the sliding protrusion, of the upper mounting block 83 is fixedly connected with the material resisting plate 61 through screws, the side face, far away from the sliding protrusion, of the lower mounting block 84 is fixedly connected with the supporting plate 51 through screws, the vertical driving rod 823 is a threaded rod, the upper end and the lower end of the vertical adjusting seat 821 are respectively provided with a vertical through hole, the vertical driving rod 823 is slidably arranged in the vertical through holes, the lower end of the upper vertical driving rod 823 is in threaded connection with the sliding protrusion of the upper mounting block 83, and the upper; the upper end of the vertical driving rod 823 below is in threaded connection with the sliding protrusion of the lower mounting block 84, and the lower end of the vertical driving rod 823 below is provided with a knob.

The feeding track further comprises a feeding channel 1091, two ends of the feeding channel 1091 are respectively connected to an outlet of the feeding system 3 and an inlet end of the channel 10, the feeding channel 1091 comprises a material supporting plate 61, a feeding section extending towards the feeding system 3 by a supporting plate 51, and front side baffles 911 vertically arranged on two sides of the feeding section, the front side baffles 911 are long strips and are positioned between the upper mounting block 83 and the lower mounting block 84, the length direction of the front side baffles is consistent with the length direction of the feeding section, one end of each sliding block 813 facing the channel 10 is integrally and vertically connected with a connecting plate 93, the connecting plates 93 are parallel to the length direction of the channel 10, one end of each front side baffle 911 is fixedly connected to the connecting plate 93, the other end of each front side baffle 911 overhangs towards the feeding system 3 and serves as a driving part, a driving groove 913 is formed in one side of the driving part far away from the feeding section, a transverse through hole 914 is formed in the groove bottom of the driving, the driving portion is provided with a driving wheel 912 on one side of the opening of the driving groove 913, the axis of the driving wheel 912 is vertically arranged, the driving wheel 912 is driven by a motor (not shown in the figure) to rotate, the portion of the driving wheel 912 facing one side of the driving groove 913 is embedded in the driving groove 913 and slightly protrudes out of the opening 914, when a workpiece passes through the feeding section, the end surfaces of two sides of the workpiece are respectively abutted to the outer circular surfaces of the two driving wheels 912 protruding out of the opening 914, the driving wheels 912 on two sides are respectively driven by a motor to rotate in opposite directions, the outer ring of the driving wheel 912 is made of rubber, and under the action of friction force, the two driving wheels 912 can drive the workpiece abutted to the material channel 10.

The pay-off track still includes unloading output material way 1092, the exit end of material way 10 and the import of ejection of compact system 4 are accepted respectively at the both ends of unloading output material way 1092, unloading output material way 1092 includes to support flitch 61 and backup pad 51 respectively to ejection of compact section that ejection of compact system 4 extends and be located ejection of compact section both sides and vertical rear side baffle 921 that sets up, two rear side baffles 921 are rectangular form respectively and are located and install between piece 83 and the lower installation piece 84, length direction is unanimous with the length direction who goes out the ejection of compact section, each rear side baffle 921 passes through fixed connection with the connecting plate 93 that corresponds on the slider 813 of department separately.

According to the using principle of the embodiment, workpieces sequentially enter the feeding section from the feeding system 3, the driving wheels 912 on two sides of the feeding section drive the workpieces entering the feeding section to sequentially drive and convey the workpieces to the material channel 10, when the workpieces pass through the material channel 10, the end surfaces on two sides of the workpieces are respectively abutted to the processing surfaces of the grinding wheels 22 on two sides, the grinding wheels 22 rotate at a high speed to grind the end surfaces on two sides of the workpieces, and the workpieces enter the discharging system 4 after being discharged out of the material channel 92 after being processed. After the model of the workpiece is changed, if the distance between the end surfaces on the two sides to be ground is changed, the distance between the two grinding wheels 22 is adjusted through the moving mechanism, and in the process of adjusting the distance between the grinding wheels 22, the positions of the grinding seat 21, the supporting plate 51 and the material resisting plate 61 are relatively fixed, so that the verticality of the end surface to be ground of the workpiece can be ensured; if the height of the workpiece is changed, the vertical adjusting mechanism 82 can adjust the distance between the material supporting plate 61 and the supporting plate 51, so that the material supporting plate is suitable for workpieces with different heights, and the grinding precision is improved.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The pay-off track of bi-polar surface grinding machine, the station of polishing of bi-polar surface grinding machine is transversely run through to the pay-off track, its characterized in that: the feeding track comprises a bottom support (5) and a top support (6) which is located on the bottom support (5) in parallel, the bottom support (5) comprises two vertical supporting plates (51) which are parallel to each other, the top support (6) comprises at least one vertical setting and a material supporting plate (61) which is parallel to the supporting plates (51), a material channel (10) for moving a workpiece is formed between the bottom of the material supporting plate (61) and the top of the supporting plate (51) at a certain distance, the supporting plates (51) and the material supporting plate (61) are installed through an installing support (7), and relatively fixed gaps are formed between the two supporting plates (51) and the end faces of grinding wheels (22) on two sides of a grinding station.

2. The feed track of a parallel surface grinding machine as claimed in claim 1, wherein: the top support (6) is provided with two material supporting plates (61) which are parallel to each other, and the two material supporting plates (61) are in one-to-one correspondence with the supporting plates (51) in the vertical direction.

3. The feed track of a parallel surface grinding machine as claimed in claim 2, wherein: the two ends of the supporting plate (51) and the two ends of the material resisting plate (61) on each side of the material channel (10) are mounted through the mounting bracket (7), and the mounting bracket (7) on each side of the material channel (10) is mounted on the grinding seat (21) on the same side of the material channel.

4. The feed track of a parallel surface grinding machine as claimed in claim 2, wherein: the mounting bracket (7) is provided with an adjusting mechanism (8), and the adjusting mechanism (8) comprises an upper mounting block (83) used for connecting the material resisting plate (61), a lower mounting block (84) used for connecting the supporting plate (51) and a vertical adjusting mechanism (82) capable of adjusting the distance between the upper mounting block (83) and the lower mounting block (84).

5. The feed track of a parallel surface grinding machine as claimed in claim 4, wherein: vertical adjustment mechanism (82) including vertical regulation seat (821), set up in on vertical regulation seat (821) and supply go up installation piece (83) and vertical slide rail (822) and the drive of installation piece (83) and lower installation piece (84) up-and-down motion vertical drive pole (823) of installation piece (83) and lower installation piece (84) gliding installation, vertical regulation seat (821) connect in installing support (7) on.

6. The feed track of a parallel surface grinding machine as claimed in claim 4, wherein: the adjusting mechanism (8) further comprises a transverse adjusting mechanism (81) capable of finely adjusting the distance between the material supporting plate (61) and the grinding wheel (22) and the distance between the supporting plate (51) and the grinding wheel (22), and the transverse adjusting mechanism (81) is arranged between the mounting support (7) and the vertical adjusting mechanism (82).

7. The feed track of a parallel surface grinding machine as claimed in claim 6, wherein: horizontal adjustment mechanism (81) including horizontal adjustment seat (811), set up horizontal slide rail (812) on horizontal adjustment seat (811) and slide and connect in slider (813) on horizontal slide rail (812) and drive slider (813) transverse motion's horizontal drive pole (814) on horizontal slide rail (812), horizontal adjustment seat (811) fixed mounting in installing support (7) on, slider (813) with vertical adjustment mechanism (82) are connected.

8. The feed track of a parallel surface grinding machine as claimed in claim 6, wherein: the feeding track further comprises a feeding and feeding channel (91), wherein two ends of the feeding and feeding channel (91) are respectively connected with an outlet of the feeding system (3) and an inlet end of the feeding channel (10), the feeding and feeding channel (91) comprises a feeding section and front side baffles (911), wherein the feeding section extends from the material abutting plate (61) and the supporting plate (51) to the feeding system (3), the front side baffles are located on two sides of the feeding section and are vertically arranged, and driving wheels (912) capable of driving workpieces to move towards the direction of the feeding channel (10) are arranged on the two front side baffles (911).

9. The feed track of a parallel surface grinding machine as claimed in claim 1, wherein: the pay-off track still includes unloading output material way (92), and the exit end that expects way (10) and the import of ejection of compact system (4) are accepted respectively at the both ends that unloading output material says (92), and unloading output material says (92) and includes support flitch (61) and backup pad (51) are to ejection of compact section and the rear side baffle (921) that is located ejection of compact section both sides and vertical setting of ejection of compact system (4) extension.

10. The feed track of a parallel surface grinding machine as set forth in claim 8, wherein: each front baffle (911) is connected with the corresponding transverse adjusting mechanism (81) on the same side.