CN210476183U - Multi-station operating table for machining center - Google Patents

Abstract

The utility model discloses a multistation operation panel for machining center, the movable type drilling machine comprises an operation table, the frame that slides along operation panel length direction and the drill bit that slides in the frame, still including setting up a plurality of sliding seats that arrange on the operation panel and along its axial, two relatively set up the installation piece at the sliding seat roof and set up the adjacent sliding seat and keep away from the fixed block on the relative lateral wall of installation piece one end, all be equipped with the mounting hole of sectional fixture on the lateral wall of installation piece and fixed block, be equipped with first cavity in the operation panel, be equipped with the adjusting part that drives two adjacent sliding seats and slide relatively in the first cavity, be equipped with the second cavity in the sliding seat, be equipped with the locking Assembly who is used for installing the fixed block in the second cavity, the roof of sliding seat is equipped with the spout along its axial, be equipped with the drive assembly that drives two; the operating table is provided with a plurality of stations, so that a plurality of workpieces can be sequentially processed, and the production efficiency is high.

Description

Multi-station operating table for machining center

Technical Field

The utility model relates to a machining center's technical field, in particular to a multistation operation panel for machining center.

Background

The machining center is developed from a numerical control milling machine, the greatest difference from the numerical control milling machine is that the machining center has the capability of automatically exchanging machining tools, the tools with different purposes are installed on the tool magazine, the machining tools on the main shaft can be changed through the automatic tool changing device in one-time clamping, multiple machining functions are achieved, and production efficiency is greatly improved.

The prior Chinese patent with the publication number of CN208304576U discloses a machining center, which comprises a base and a machining head, wherein a clamp bearing plate capable of longitudinally moving relative to the base is arranged on the upper side of the base, and a workpiece clamp capable of transversely moving relative to the clamp bearing plate is arranged on the upper side of the clamp bearing plate; a supporting column is fixedly arranged on one side of the base, and the processing head is vertically movably arranged on the supporting column; telescopic baffles are arranged on the front side and the rear side of the base corresponding to the moving direction of the clamp bearing plate, and fixed baffles are arranged on the left side and the right side of the clamp bearing plate on the workpiece clamp; this machining center can avoid the machining center that the processing piece got into through setting up the baffle to improve machining center's stability.

However, the above technical solutions have the following use limitations: when the machining center works, only a single workpiece can be machined, and the machining efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a multistation operation panel for machining center, its advantage: when the operating platform works, a plurality of workpieces can be processed in sequence, and the production efficiency is high.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a multistation operation panel for machining center, includes the operation panel, along the frame that operation panel length direction slided and slide the drill bit in the frame, still including setting up on the operation panel and along a plurality of seats of sliding, two relative settings of arranging of its axial keep away from the fixed block on the relative lateral wall of installation piece one end at the installation piece of the seat roof that slides and setting at adjacent seat that slides, all be equipped with mounting fixture's mounting hole on the lateral wall of installation piece and fixed block, be equipped with first cavity in the operation panel, be equipped with the adjusting part that two adjacent seats of sliding slided relatively of drive in the first cavity, be equipped with the second cavity in the seat that slides, be equipped with the locking Assembly who is used for installing the fixed block in the second cavity, the roof of the seat that slides is equipped with the spout along its axial, be equipped with the drive assembly that two installation.

According to the technical scheme, firstly, the two sliding seats are driven to slide relatively by the adjusting assembly; secondly, the driving assembly is utilized to drive the two mounting blocks to slide relatively, so that workpieces with different length sizes or width sizes can be clamped, and the application range is wide; the fixing block is fixed on the side wall of the sliding seat through the locking assembly, a vertical workpiece can be clamped, the fixing block can be detachably arranged, different types of fixing blocks can be conveniently replaced, included angles with different shapes and specifications can be conveniently installed, and therefore different workpieces can be clamped and fixed, and the application range is wide; the operating table with the structure has a plurality of stations, can simultaneously fix a plurality of workpieces, and can sequentially process the workpieces, so that the processing efficiency is improved.

The utility model discloses further set up to: the adjusting component comprises a plurality of driving blocks which are arranged in the first cavity and are arranged along the axial direction of the operating platform, a first slide block and a second slide block which slide in the first cavity and are respectively positioned at two sides of the plurality of driving blocks, a rotating plate which rotates on the top wall of the driving blocks, a first supporting rod and a second supporting rod which are respectively connected with two ends of the rotating plate in a rotating way, an air cylinder arranged on the bottom wall of the first slide block and adjusting blocks which are respectively arranged on the top walls of the first slide block and the second slide block in an opposite way, one ends of the first supporting rod and the second supporting rod, which are far away from the rotating plate, are respectively and rotatably connected with the top walls of the first sliding block and the second sliding block, the piston rod of the cylinder is fixed on the side wall of the driving block, the extending direction of the piston rod of the cylinder is the same as the axial direction of the operating platform, the top ends of the two adjusting blocks extend out of the top wall of the operating platform and are fixedly connected with the bottom wall of the sliding seat, and a plurality of openings for the sliding of the adjusting blocks are formed in the top wall of the operating platform at equal intervals along the length direction of the operating platform.

Through the technical scheme, the piston rod of the starting cylinder extends out, so that the second sliding block is far away from the driving block to drive the rotating plate to rotate, further the angles between the first supporting rod and the rotating plate and between the second supporting rod and the rotating plate are gradually increased, further the first sliding block is far away from the driving block, and therefore the two sliding seats are far away from each other; otherwise, the same principle is carried out; this drive mode, the piston rod through the cylinder is retracted and is stretched out, and then the distance between two slip seats of adjustable to can fix the work piece of different length dimensions, application scope is wide, has improved machining efficiency.

The utility model discloses further set up to: locking Assembly including set up the latch segment on the fixed block lateral wall, rotate the setting on the second cavity and with slide a connecting rod, two-phase relatively fix on the connecting rod at the first fluted disc and the second fluted disc at both ends, slide in the second cavity diapire and with the horizontal rack of first fluted disc meshing, set up the inserted block on the horizontal rack lateral wall and with the vertical rack of second fluted disc meshing, the lateral wall of the seat that slides is equipped with the socket that supplies the latch segment to insert in the second cavity, the lateral wall of latch segment is equipped with and supplies the inserted slot of inserted block, outside the roof of the seat that slides was extended to the top of vertical rack, the roof of the seat that slides is equipped with the limit displacement subassembly that is used for fixed vertical rack.

Through the technical scheme, the locking block penetrates through the inserting opening and extends into the second cavity; secondly, the vertical rack is pulled to slide up and down, the second gear disc rotates, and then the first gear disc rotates, so that the horizontal rack slides along the width direction of the sliding seat, and the insertion block can be inserted into the slot; finally, the movement limiting assembly is connected with the vertical rack to fix the rack, so that the stability of the insertion block in the slot is improved; this locking mode, simple structure makes things convenient for the dismouting, is convenient for change the fixing base of different grade type to the contained angle of installation different dimensions, application scope is wide, and machining efficiency is high.

The utility model discloses further set up to: the limiting and moving assembly comprises a limiting plate and a screw, the limiting plate is arranged on the top wall of the sliding seat and is in the same direction as the vertical rack in the axial direction, a through hole is formed in the limiting plate, the side wall of the vertical rack, which deviates from the sawteeth, of the vertical rack is provided with a plurality of threaded holes along the axial uniform distribution of the vertical rack, and the screw is inserted into the through hole and the threaded holes from outside to inside in sequence.

Through above-mentioned technical scheme, insert through-hole, threaded hole in proper order with the screw from outer to interior, and then can be fixed vertical rack to can stably fix the inserted block in the slot, make the fixed block stable mounting on the seat that slides, improved the stability to work piece processing.

The utility model discloses further set up to: the drive assembly comprises a screw rod and a motor, wherein the screw rod is rotatably arranged in the sliding groove, the motor drives the screw rod to rotate, reverse threads are arranged at two ends of the screw rod, and a sliding hole in threaded fit with the screw rod is formed in the bottom wall of the mounting block.

Through the technical scheme, the motor is started, the screw rod rotates, the installation block is in threaded fit with the screw rod, the sliding groove plays a limiting role in moving the installation block, the two installation blocks slide relatively along the length direction of the screw rod, and therefore workpieces of different length sizes are clamped, and the application range is wide.

The utility model discloses further set up to: and the side wall of the insertion block and the groove wall of the slot are both provided with magnet.

Through above-mentioned technical scheme, the setting of magnet has strengthened the stability that the inserted block is located the slot.

The utility model discloses further set up to: two opposite guide rods are arranged in the first cavity, and guide blocks sliding on the guide rods are arranged on the bottom walls of the first sliding block and the second sliding block.

Through above-mentioned technical scheme, the combination of guide bar and guide block plays spacing and direction effect to the removal of first slider and second slider, and then has improved the stability of first slider and second slider process of sliding.

The utility model discloses further set up to: the lateral wall of opening is equipped with memory sponge expansion ring, the outer wall laminating of the inner ring and the regulating block of memory sponge expansion ring.

Through above-mentioned technical scheme, adding man-hour can produce iron fillings to the work piece, utilize memory sponge expansion ring's resilience, when the regulating block slided, memory sponge expansion ring closely laminated with the regulating block outer wall, can prevent that iron fillings from falling into first cavity in, improved cylinder job stabilization nature.

To sum up, the utility model discloses following beneficial effect has:

1. firstly, driving the two sliding seats to slide relatively by utilizing an adjusting component; secondly, the driving assembly is utilized to drive the two mounting blocks to slide relatively, so that workpieces with different length sizes or width sizes can be clamped, and the application range is wide; then, the fixing block is fixed on the side wall of the sliding seat through the locking assembly, and a vertical workpiece can be clamped; the operating table formed by adopting the structure is provided with a plurality of stations, and can be used for simultaneously fixing a plurality of workpieces, so that the workpieces can be sequentially processed, and the processing efficiency is improved;

2. the piston rod of the starting cylinder extends out, so that the second sliding block is far away from the driving block to drive the rotating plate to rotate, further the angles between the first supporting rod and the rotating plate and between the second supporting rod and the rotating plate are gradually increased, further the first sliding block is far away from the driving block, and therefore the two sliding seats are far away from each other; otherwise, the same principle is carried out; according to the driving mode, the distance between the two sliding seats can be adjusted by retracting and extending the piston rod of the air cylinder, so that workpieces with different lengths and sizes can be fixed, the application range is wide, and the processing efficiency is improved;

3. the magnet has strengthened the stability that the inserted block is located the slot.

Drawings

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

Fig. 2 is a schematic sectional structure view of the adjusting assembly in the first cavity according to the present embodiment.

Fig. 3 is a schematic structural view for embodying the positional relationship between the regulating block and the opening in the present embodiment.

Fig. 4 is a schematic top sectional structure diagram for embodying the sliding seat in the present embodiment.

Fig. 5 is a schematic structural view for embodying the locking assembly in the present embodiment.

Fig. 6 is a schematic sectional structural view for showing the positional relationship between the insert block and the locking block in the present embodiment.

Fig. 7 is a schematic cross-sectional view of a movement limiting assembly used in the present embodiment.

Reference numerals: 1. an operation table; 2. a frame; 3. a drill bit; 4. a sliding seat; 5. mounting blocks; 6. a fixed block; 7. mounting holes; 8. a first cavity; 9. an adjustment assembly; 91. a drive block; 92. a first slider; 93. a second slider; 94. a rotating plate; 95. a first support bar; 96. a second support bar; 97. a cylinder; 98. an adjusting block; 10. a second cavity; 11. a locking assembly; 111. a locking block; 112. a connecting rod; 113. a first fluted disc; 114. a second fluted disc; 115. a horizontal rack; 116. inserting a block; 117. a vertical rack; 12. a chute; 13. a drive assembly; 131. a screw rod; 132. a motor; 14. an opening; 15. a socket; 16. a slot; 17. a movement limiting component; 171. a limiting plate; 172. a screw; 18. a through hole; 19. a threaded hole; 20. a sliding hole; 21. a magnet; 22. a guide bar; 23. a guide block; 24. a memory sponge expansion ring; 25. and (4) clamping.

Detailed Description

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

Example (b):

a multi-station operating platform for a machining center, referring to fig. 1, comprises a rectangular operating platform 1.

Referring to fig. 1, a frame 2 is slidably provided on a table 1 along a longitudinal direction thereof, and a drill 3 is slidably provided on a bottom wall of the frame 2 along a width direction of the table 1.

Referring to fig. 1, a plurality of sliding seats 4 (preferably 6 sliding seats) are arranged on the upper surface of an operating table 1 at equal intervals along the length direction of the operating table, the 6 sliding seats 4 are divided into three groups, the length direction of each sliding seat 4 is the same as the width direction of the operating table 1, each group of sliding seats 4 respectively slide along the length direction of the operating table 1, the top wall of each sliding seat 4 is provided with a mounting block 5 along the length direction thereof in a sliding manner, the opposite side walls of each group of two adjacent sliding seats 4 are provided with fixing blocks 6, the fixing blocks 6 are arranged on the side walls of the sliding seats 4 far away from one end of the mounting block 5, and the mounting blocks 5 and the fixing blocks 6 are provided with mounting holes 7 for facilitating mounting; the sliding seat 4 is provided with two opposite mounting seats, so that a workpiece in the same direction as the length direction of the sliding seat 4 and a workpiece in the same direction as the length direction of the operating platform 1 can be conveniently mounted; the fixed seats are arranged on the opposite side walls of the two adjacent sliding seats 4, so that vertical workpieces can be conveniently installed, a plurality of workpieces can be simultaneously machined, and the machining efficiency is improved; two mount pads slide along the length direction of seat 4 that slides, and every two seat 4 that slide of group slide along the length direction of operation panel 1, and then can the centre gripping different length size's work piece, application scope is wide, has improved machining efficiency.

Referring to fig. 2 and 4, a first cavity 8 is arranged in the operating platform 1, an adjusting component 9 for driving two adjacent sliding seats 4 to relatively slide along the axial direction of the operating platform 1 is arranged in the first cavity 8, a second cavity 10 is arranged in the sliding seat 4, a locking component 11 for mounting a fixed block 6 on the side wall of the sliding seat 4 is arranged in the second cavity 10, a sliding chute 12 is arranged on the top wall of the sliding seat 4 along the length direction of the top wall, and a driving component 13 for driving two mounting blocks 5 to relatively slide is arranged in the sliding chute 12; firstly, the adjusting component 9 is utilized to drive the two sliding seats 4 to slide relatively; secondly, the driving component 13 is utilized to drive the two mounting blocks 5 to slide relatively, so that workpieces with different length sizes or width sizes can be clamped, and the application range is wide; then, the fixing block 6 is fixed on the side wall of the sliding seat 4 through the locking component 11, and a vertical workpiece can be clamped; the operating table 1 with the structure can simultaneously fix a plurality of workpieces, and further can process the workpieces in sequence, so that the processing efficiency is improved.

Referring to fig. 2 and 3, the adjusting assembly 9 has three sets, which respectively drives each set of two sliding seats 4 to slide relatively, wherein one set of adjusting assembly 9 includes a driving block 91 fixed in the first cavity 8, a first slider 92 and a second slider 93 sliding in the first cavity 8 and respectively located at two sides of the two driving blocks 91, a rotating plate 94 rotating on the top wall of the driving block 91, a first supporting rod 95 and a second supporting rod 96 respectively rotatably connected to two ends of the rotating plate 94, an air cylinder 97 fixed on the bottom wall of the first sliding seat, and two adjusting blocks 98 oppositely disposed on the top walls of the first slider 92 and the second slider 93, the rotating plate 94 is disposed in a diamond shape, the axial direction of the rotating plate 94 is the same as the axial direction of the driving block 91, two ends of the first supporting rod 95 and the second supporting rod 96 are respectively fixed on the long diagonal top wall of the rotating plate 94, the extending direction of the piston rod of the air cylinder 97 is the same as the length direction of the console 1, a piston rod of the air cylinder 97 is fixed on the side wall of the driving block 91 facing the first sliding block 92, the top end of the adjusting block 98 extends out of the top wall of the operating platform 1 and is fixedly connected with the bottom wall of the sliding seat 4, and a plurality of openings 14 for the adjusting block 98 to slide are arranged on the top wall of the operating platform 1 at equal intervals along the length direction of the top wall; the piston rod of the starting cylinder 97 extends out, so that the first sliding block 92 is far away from the driving block 91, at the moment, the rotating plate 94 rotates, further, the angles between the first supporting rod 95 and the second supporting rod 96 and the rotating plate 94 are gradually increased, further, the first sliding block 92 is far away from the driving block 91, and therefore the two sliding seats 4 are far away from each other; otherwise, the same principle is carried out; this drive mode, the piston rod through cylinder 97 contracts back and stretches out, and then the distance between two adjustable sliding seat 4 to can fix the work piece of different length size, application scope is wide, has improved machining efficiency.

Referring to fig. 2, two opposite guide rods 22 are arranged in the first cavity 8 along the length direction of the operating table 1, guide blocks 23 sliding on the guide rods 22 are arranged on the bottom walls of the first slider 92 and the second slider 93, and the two guide rods penetrate through the side walls of the driving block 91; the combination of the guide block 23 and the guide rod 22 has a limiting and guiding effect on the movement of the first slide block 92 and the second slide block 93, so that the stability of the sliding process of the first slide block 92 and the second slide block 93 is improved.

Referring to fig. 3, be equipped with memory sponge expansion ring 24 on the lateral wall of opening 14, memory sponge expansion ring 24's inner ring and the outer wall laminating of regulating block 98 can produce iron fillings when adding man-hour to the work piece, fall into first cavity 8 for avoiding iron fillings, influence the work of cylinder 97, utilize memory sponge expansion ring 24's resilience, when regulating block 98 slides, memory sponge expansion ring 24 closely laminates with the outer wall of regulating block 98, can prevent that iron fillings from falling into first cavity 8, the stability of cylinder 97 work has been improved.

Referring to fig. 4, the driving assembly 13 includes a screw rod 131 rotatably disposed in the chute 12 and a motor 132 disposed on an end wall of the sliding seat 4 away from the fixed block 6, two ends of the screw rod 131 are provided with reverse threads, a driving shaft of the motor 132 extends into the chute 12 and is fixedly connected with one end of the screw rod 131, the other end of the screw rod 131 is rotatably connected with a chute wall of the chute 12, a sliding hole 20 in threaded fit with the screw rod 131 is disposed on a bottom wall of the mounting block 5, and a memory sponge expansion ring 24 (not shown in the figure) can be disposed in the chute 12 to prevent waste chips from falling into the chute 12 and affecting the rotation of the screw rod 131; the motor 132 is started, the screw rod 131 rotates, the installation blocks 5 are in threaded fit with the screw rod 131, the sliding grooves 12 limit the movement of the installation blocks 5, and the two installation blocks 5 slide relatively in the length direction of the screw rod 131, so that workpieces of different length sizes are clamped, and the application range is wide.

Referring to fig. 5 and 6, the locking assembly 11 includes a locking block 111 disposed on a side wall of the fixed block 6, a connecting rod 112 rotatably disposed in the second cavity 10 and axially co-directional with the sliding seat 4, two first toothed plates 113 and second toothed plates 114 fixed to two ends of the connecting rod 112, a horizontal rack 115 sliding on a bottom wall of the second cavity 10, a plug 116 disposed on an end wall of the horizontal rack 115, and a vertical rack 117 engaged with the second toothed plate 114, wherein the horizontal rack 115 is engaged with the first toothed plate 113, a socket 15 for inserting the locking block 111 into the second cavity 10 is disposed on a side wall of the sliding seat 4, a slot 16 for inserting the plug 116 is disposed on a side wall of the locking block 111, a top end of the vertical rack 117 extends out of a top wall of the sliding seat 4, and a movement limiting assembly 17 (fig. 7) is disposed on a top wall of the sliding seat 4 and is adjacent to the vertical rack 117; when the locking block 111 is installed, the locking block 111 firstly passes through the inserting opening 15 and extends into the second cavity 10; secondly, the vertical rack 117 is pulled to slide up and down, the second toothed disc 114 rotates, and then the first toothed disc 113 rotates, so that the horizontal rack 115 slides along the width direction of the sliding seat 4, and the insertion block 116 can be inserted into the slot 16; finally, the movement limiting assembly 17 is connected with the vertical rack 117 to fix the vertical rack 117, so that the stability of the insertion block 116 in the slot 16 is improved; this locking mode, simple structure makes things convenient for the dismouting, is convenient for change the fixing base of different grade type to the contained angle of installation different dimensions, application scope is wide, and machining efficiency is high.

Referring to fig. 6, both the side wall of the insert 116 and the wall of the slot 16 are provided with the magnet 21, and after the insert 116 is inserted into the slot 16, the two magnets 21 attract each other, so that the insert 116 can be stably fixed in the slot 16, and the fixing block 6 can be stably fixed on the side wall of the sliding seat 4.

Referring to fig. 7, the movement limiting assembly 17 includes a vertical limiting plate 171 and a bolt, which are disposed on the top wall of the sliding seat 4, a through hole 18 is disposed on the limiting plate 171, and a plurality of threaded holes 19 are arranged at equal intervals along the height direction of the vertical rack 117 away from the side wall of the sawtooth; after the vertical rack 117 is pulled to a proper height, the screw 172 is sequentially inserted into the through hole 18 and the threaded hole 19 from outside to inside, so that the vertical rack 117 can be fixed, the insert block 116 can be stably fixed in the slot 16, the fixing block 6 is stably installed on the sliding seat 4, and the stability of workpiece processing is improved.

The working process is as follows: firstly, the locking block 111 is inserted into the second cavity 10; the vertical rack 117 moves downwards, the second toothed disc 114 rotates to drive the first toothed disc 113 to rotate, the insert block 116 is driven by the first rack to be inserted into the slot 16, and the two magnets 21 attract each other to fix the fixed block 6 on the sliding seat 4; secondly, the screw 172 is inserted into the through hole 18 and the threaded hole 19 from outside to inside in sequence, so that the vertical rack 117 can be fixed, and the insertion block 116 is prevented from sliding out of the slot 16; then the motor 132 is started, the screw rod 131 rotates, and the two mounting blocks 5 slide to proper positions; and finally, a piston rod of the starting cylinder 97 extends out to drive the first sliding seat and the second sliding seat to relatively slide to a proper position so as to be matched with workpieces with different length sizes and width sizes, so that the multiple workpieces are sequentially processed, and the processing efficiency is high.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims (8)

1. The utility model provides a multistation operation panel for machining center, includes operation panel (1), along frame (2) that operation panel (1) length direction slided and drill bit (3) of sliding on frame (2), its characterized in that: also comprises a plurality of sliding seats (4) which are arranged on the operating platform (1) and are arranged along the axial direction of the operating platform, two mounting blocks (5) which are oppositely arranged on the top wall of the sliding seats (4), and fixed blocks (6) which are arranged on the opposite side walls of one end of the adjacent sliding seats (4) far away from the mounting blocks (5), the side walls of the mounting block (5) and the fixing block (6) are provided with mounting holes (7) for mounting a clamp (25), a first cavity (8) is arranged in the operating platform (1), an adjusting component (9) for driving two adjacent sliding seats (4) to slide relatively is arranged in the first cavity (8), a second cavity (10) is arranged in the sliding seat (4), a locking component (11) for installing the fixed block (6) is arranged in the second cavity (10), the top wall of the sliding seat (4) is provided with a sliding groove (12) along the axial direction, and a driving component (13) for driving the two mounting blocks (5) to relatively slide is arranged in the sliding groove (12).

2. The multi-station operating table for machining centers as claimed in claim 1, characterized in that: the adjusting assembly (9) comprises a plurality of driving blocks (91) which are arranged in a first cavity (8) and are axially arranged along the operating platform (1), a first sliding block (92) and a second sliding block (93) which slide in the first cavity (8) and are respectively positioned at two sides of the plurality of driving blocks (91), a rotating plate (94) which rotates on the top wall of the driving blocks (91), a first supporting rod (95) and a second supporting rod (96) which are respectively and rotatably connected with two ends of the rotating plate (94), an air cylinder (97) which is arranged on the bottom wall of the first sliding block (92) and an adjusting block (98) which are respectively and oppositely arranged on the top walls of the first sliding block (92) and the second sliding block (93), one ends of the first supporting rod (95) and the second supporting rod (96) far away from the rotating plate (94) are respectively and rotatably connected with the top walls of the first sliding block (92) and the second sliding block (93), and a piston rod of the air cylinder (97) is fixed on the side wall of the driving blocks (, the extending direction of the piston rod of the air cylinder (97) is in the same direction with the axial direction of the operating platform (1), the top ends of the adjusting blocks (98) extend out of the top wall of the operating platform (1) and are fixedly connected with the bottom wall of the sliding seat (4), and a plurality of openings (14) for the adjusting blocks (98) to slide are formed in the top wall of the operating platform (1) at equal intervals along the length direction of the top wall.

3. The multi-station operating table for machining centers as claimed in claim 1, characterized in that: the locking assembly (11) comprises a locking block (111) arranged on the side wall of the fixed block (6), a connecting rod (112) which is rotatably arranged in the second cavity (10) and is in the same direction with the axial direction of the sliding seat (4), a first fluted disc (113) and a second fluted disc (114) which are oppositely fixed at two ends of the connecting rod (112), a horizontal rack (115) which is arranged on the inner bottom wall of the second cavity (10) in a sliding way and is meshed with the first fluted disc (113), an inserting block (116) arranged on the side wall of the horizontal rack (115) and a vertical rack (117) which is meshed with the second fluted disc (114), wherein a socket (15) for inserting the locking block (111) into the second cavity (10) is arranged on the side wall of the sliding seat (4), a slot (16) for inserting the inserting block (116) is arranged on the side wall of the locking block (111), and the top end of the vertical rack (117) extends out of the top wall of the sliding seat, the top wall of the sliding seat (4) is provided with a movement limiting component (17) for fixing a vertical rack (117).

4. The multi-station operating table for machining centers as claimed in claim 3, characterized in that: limit and move subassembly (17) including setting up at seat (4) roof of sliding and with limiting plate (171) and screw (172) of vertical rack (117) axial syntropy, be equipped with through-hole (18) on limiting plate (171), the lateral wall that vertical rack (117) deviates from its sawtooth is equipped with a plurality of screw holes (19) along its axial equipartition, screw (172) are by outer in to inserting through-hole (18), screw hole (19) in proper order.

5. The multi-station operating table for machining centers as claimed in claim 1, characterized in that: the driving assembly (13) comprises a screw rod (131) rotatably arranged in the sliding groove (12) and a motor (132) driving the screw rod (131) to rotate, two ends of the screw rod (131) are provided with reverse threads, and the bottom wall of the mounting block (5) is provided with a sliding hole (20) in threaded fit with the screw rod (131).

6. The multi-station operating table for machining centers as claimed in claim 3, characterized in that: and the side wall of the insert block (116) and the wall of the slot (16) are both provided with a magnet (21).

7. The multi-station operating table for machining centers as claimed in claim 2, characterized in that: two opposite guide rods (22) are arranged in the first cavity (8), and guide blocks (23) sliding on the guide rods (22) are arranged on the bottom walls of the first sliding block (92) and the second sliding block (93).

8. The multi-station operating table for machining centers as claimed in claim 2, characterized in that: the side wall of opening (14) is equipped with memory sponge expansion ring (24), the outer wall laminating of inner ring and regulating block (98) of memory sponge expansion ring (24).

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