CN117506587A - Grinding equipment for spring processing - Google Patents

Abstract

The invention relates to the field of spring processing equipment, in particular to grinding equipment for spring processing, which comprises a frame, a mounting frame, a turntable, a telescopic plate, a grinding assembly, a power assembly and the like; the mounting bracket symmetry is installed in the frame, and its mounting bracket and frame sliding connection install the carousel on the mounting bracket, and the carousel comprises the disc of two variation in size, is provided with the expansion plate that drives two carousel synchronous revolution between two carousels, and a plurality of pivots are installed to two carousel opposite side circumference equidistance, installs the rotatory power component of drive pivot on the mounting bracket. The first electric telescopic rod drives the first circular ring to move, the wedge plate is driven to be matched with the arc plate, the spring sleeved on the arc plate is fixed, then the inner ring and the outer ring of the end face of the spring are subjected to grinding through the grinding assembly, and the two ends of the spring are subjected to face changing grinding through the matching of the pushing piece and the n-type rod, so that efficient grinding of the inner ring and the outer ring at the two ends of the spring is realized.

Description

Grinding equipment for spring processing

Technical Field

The invention relates to the field of spring processing equipment, in particular to grinding equipment for spring processing.

Background

A spring is a mechanical part that works with elasticity. Parts made of elastic materials deform under the action of external force, and recover after the external force is removed. The spring is an important element in an industrial system, has a large usage amount, and needs a plurality of working procedures in the production process, wherein the processing of the surface of the spring by grinding equipment is one working procedure.

The invention patent with the publication number of CN209598851U discloses a spring grinding mechanism, which comprises a base and a supporting table connected to the base through a supporting column, wherein an outer cover body is arranged on the supporting table, and the outer cover body is of a cubic empty shell structure with an opening at the front side. The bottom of the outer cover body is provided with a lower grinding stone, an upper grinding stone is arranged above the lower grinding stone through a bracket, and a turntable driven by a motor is arranged between the upper grinding stone and the lower grinding stone. A lower table top is arranged below the turntable, the side edge of the lower table top contacts with the lower grinding stone, and the top surface of the lower table top is higher than the lower grinding stone Dan Dingmian mm. The half part of the lower table surface, which is contacted with the top of the lower mill Dan Cebian, is provided with a lower transition plate which protrudes outwards, and the other side is provided with a lower transition step. The opening of the outer cover body is also provided with a baffle, and the lower end of the outer cover body is provided with a guide-in plate and an upper transition plate. By the spring grinding mechanism in the patent, the two end surfaces of the spring can be ground, so that the two end surfaces of the spring are ground flat.

However, in the process of grinding the two end surfaces of the spring, burrs in the inner and outer rings of the two end surfaces of the spring cannot be removed, and further grinding needs to be performed again, so that it is necessary to design a grinding device for spring processing, which can remove burrs on the inner and outer rings of the two end surfaces of the spring.

Disclosure of Invention

In order to solve the technical problems, the invention provides grinding equipment for spring processing, which comprises a frame, a mounting frame, a turntable, expansion plates, rotating shafts, a grinding component, a power component, a transmission shaft, a supporting mechanism, a pushing piece and n-type rods, wherein the mounting frame is symmetrically arranged on the frame, one mounting frame is in sliding connection with the frame, the turntable is arranged on the mounting frame and consists of two discs with different sizes, the expansion plates for driving the two turntable to synchronously rotate are arranged between the two turntable, a plurality of rotating shafts are circumferentially and equidistantly arranged on one side of the two turntable in opposite directions, a power component for driving the rotating shafts to rotate is arranged on the mounting frame, the transmission shaft for transmitting power is also arranged between the two turntable, a supporting mechanism capable of supporting the springs according to the inner diameter of the springs is arranged on the rotating shafts, the pushing piece for pushing the springs to move is movably arranged on the transmission shaft, the pushing piece is contacted with the side wall of the large disc on the turntable, the n-type rods are arranged on the outer wall of the circumference of the pushing piece, the arc end faces of the n-type rods are in contact fit with the supporting mechanism, and the grinding component for grinding the springs is movably arranged on the frame.

Preferably, the power assembly comprises a power device, a driving gear and a driven gear, wherein the power device in the power assembly is connected with a transmission shaft through a coupler, the driving gear is arranged on the transmission shaft, the driving gear is arranged on the outer side of a small disc on the turntable, the rotating shaft penetrates through the turntable, and the end part of the rotating shaft is provided with the driven gear meshed with the driving gear.

Preferably, the opening mechanism comprises an arc-shaped plate, an elastic piece, a first circular ring, a wedge-shaped plate and a first electric telescopic rod, wherein the inner cavity of the turntable is formed by the two circular discs, the first circular ring is in sliding connection with the rotating shaft, a plurality of groups of wedge-shaped plates are arranged on the first circular ring, a plurality of strip-shaped convex grooves are formed in the rotating shaft at equal intervals along the circumferential direction of the rotating shaft, the elastic piece is arranged in the convex grooves, the arc-shaped plate is connected with the rotating shaft through the elastic piece, the wedge-shaped plates can be slidably inserted into the convex grooves of the rotating shaft and are in contact fit with the arc-shaped plate inserted into the convex grooves, and the first electric telescopic rod which drives the first circular ring to horizontally move so that the wedge-shaped plate is inserted into the convex grooves of the rotating shaft is arranged on the turntable.

Preferably, the arc-shaped end surface of the n-type rod is tightly attached to the outer side wall of an arc-shaped plate.

Preferably, the rotary table further comprises a rodless cylinder, rodless cylinders are symmetrically arranged on the inner ring of the rotary table, moving blocks of the rodless cylinders are arranged on the pushing piece, and the moving blocks of the rodless cylinders drive the pushing piece to horizontally move along the transmission shaft.

Preferably, the rotary table further comprises a second circular ring, an arc-shaped adjusting plate and a second electric telescopic rod, wherein the second electric telescopic rod is arranged on the large disc wall in the rotary table, the second circular ring which is in movable contact with the rotary table is connected to the second electric telescopic rod, and the arc-shaped adjusting plate which is arranged along the arc-shaped plate in a surrounding mode is movably arranged on the second circular ring.

Preferably, the device further comprises a lug and a limiting block, wherein the limiting block is installed by rotating two corners of the frame, a through hole is formed in one side, facing the mounting frame, of the limiting block, the lug is arranged on the mounting frame in sliding connection with the frame, and the lug is matched with the through hole in the limiting block.

Preferably, the utility model also comprises a reset piece, the frame is provided with a reset piece which enables the installation frame movably installed on the frame to reset after moving.

Preferably, the grinding assembly comprises a swinging seat rotatably mounted on the frame, a grinding motor slidably mounted on the swinging seat and a grinding wheel connected with an output shaft of the grinding motor.

Preferably, the grinding machine further comprises an adjusting screw and an arc-shaped sliding rail, wherein the arc-shaped sliding rail is arranged on the frame, the swinging seat penetrates through the frame and is in sliding connection with the arc-shaped sliding rail, the adjusting screw is mounted on the swinging seat in a threaded manner, and the adjusting screw is in rotary connection with the grinding motor.

The beneficial effects of the invention are as follows:

1. realize first ring motion through the flexible function of first electric telescopic handle, drive wedge and arc cooperation from this to fix the spring of cover on the arc, carry out abrasive machining through grinding subassembly to the inner and outer circle of spring terminal surface afterwards, rethread impeller and n type pole's cooperation carries out the face change abrasive machining with the spring both ends, with this realization carries out high-efficient abrasive machining to the inner and outer circle at spring both ends.

2. Meanwhile, the power assembly drives the rotating shaft to rotate, the rotating shaft drives the spring to rotate through the arc plate, and the grinding assembly grinds the rotating spring, so that the grinding efficiency is improved.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic perspective view of a power assembly and a mounting frame according to the present invention.

Fig. 3 is a schematic view of an installation structure of a mounting frame, a turntable, a rotating shaft and a telescopic plate in the invention.

Fig. 4 is a schematic perspective view of a support mechanism and a mounting frame according to the present invention.

Fig. 5 is a schematic perspective view of an arc plate, a rotating shaft and an elastic member in the opening mechanism of the present invention.

Fig. 6 is a schematic perspective view of an arc plate and an elastic member in the opening mechanism of the present invention.

Fig. 7 is a schematic diagram of an installation structure of a first ring and a turntable in the opening mechanism of the present invention.

Fig. 8 is a schematic perspective view of a first ring, a rotating shaft and an arc plate according to the present invention.

Fig. 9 is a partial covering view of the distracting mechanism of the present invention.

Fig. 10 is a schematic perspective view of a first ring, a wedge plate and a first electric telescopic rod according to the present invention.

Fig. 11 is a schematic perspective view of the turntable and pushing member, n-type rod and opening mechanism of the present invention.

Fig. 12 is a perspective view of an n-type pole according to the present invention.

Fig. 13 is a schematic perspective view of the turntable, the second ring, the arc-shaped adjusting plate and other parts in the present invention.

Fig. 14 is a schematic perspective view of an arc-shaped plate and an arc-shaped adjusting plate according to the present invention.

Fig. 15 is a schematic perspective view of a reset member, a bump, a stopper and a mounting frame according to the present invention.

Fig. 16 is a perspective view of a grinding assembly and frame of the present invention.

Fig. 17 is a schematic perspective view of the swing seat, the arc slide rail and the frame in the present invention.

Fig. 18 is a cross-sectional view of the swing seat of the present invention.

The marks in the drawings are: the device comprises a 1-frame, a 2-mounting frame, a 21-turntable, a 23-expansion plate, a 3-expanding mechanism, a 31-rotating shaft, a 32-arc-shaped plate, a 33-elastic piece, a 34-first circular ring, a 35-wedge-shaped plate, a 36-first electric expansion rod, a 4-pushing piece, a 41-n-shaped rod, a 5-second circular ring, a 51-arc-shaped adjusting plate, a 52-second electric expansion rod, a 6-rodless cylinder, a 7-resetting piece, a 71-convex block, a 72-limiting block, an 8-grinding component, a 81-adjusting screw rod, a 82-swinging seat, a 83-grinding motor, a 84-grinding wheel piece, a 85-arc-shaped sliding rail, a 9-power component, a 91-driving gear, a 92-driven gear and a 93-transmission shaft.

Detailed Description

The invention is further described below with reference to the drawings and examples.

Examples: the grinding equipment for spring processing is shown in figures 1, 2, 3, 4, 11 and 12, and comprises a frame 1, a mounting frame 2, a turntable 21, a telescopic plate 23, a rotating shaft 31, a grinding component 8, a power component 9, a transmission shaft 93, a spreading mechanism 3, a pushing piece 4 and n-type rods 41, wherein the mounting frame 2 is symmetrically arranged on the left side and the right side of the frame 1, the left side mounting frame 2 is in sliding connection with the frame 1, a sliding groove for horizontally sliding the left side mounting frame 2 is arranged on the frame 1, the turntable 21 is rotatably arranged on the mounting frame 2, the turntable 21 consists of two discs with different sizes, the two discs are surrounded by a cavity for the turntable 21, a telescopic plate 23 for driving the two turntable 21 to synchronously rotate is arranged between the two turntable 21, a plurality of rotating shafts 31 are circumferentially equidistantly arranged on opposite sides of the two turntable 21, the rotating shafts 31 are used for sleeving springs to be ground, the rotating shafts 31 are arranged into 8, the rotating shafts 31 can be increased or decreased according to the use and design requirements, the quantity of the rotating shafts 31 can also be increased or decreased, the power component 9 for driving the rotating shaft 2 is arranged, the rotating discs 21 is also arranged on the rotating around the mounting frame 2, a sliding mechanism 93 is also arranged between the turntable 21 and the turntable 21, the rotating mechanism can be tightly contacted with the n-type rods 4 along with the rotating shafts 4, the rotating shafts 93 can be arranged along with the rotating shafts 4, the rotating shafts 93 can be tightly arranged along with the rotating shafts 4, the rotating shafts 93 can be tightly and the rotating along with the rotating shafts 4, the rotating shafts 93 can be arranged along with the rotating along with the circumference, and the 4, and the rotating shafts can be tightly contacted with the rotating shafts, and the 4, and the rotating shafts can be arranged and the 4, and the rotating and the 4, and the 4 can be tightly contacted and the required are arranged. The frame 1 is movably provided with a grinding component 8 for grinding the spring.

As shown in fig. 2 and 3, the power assembly 9 includes a power device, a driving gear 91 and a driven gear 92, the power device in the power assembly 9 is connected with a transmission shaft 93 through a coupling, the power device in the power assembly 9 is a servo motor, the driving gear 91 is installed on the transmission shaft 93, the driving gear 91 is disposed on the outer side of a small disc on the turntable 21, the rotation shaft 31 passes through the turntable 21, and the end portion of the rotation shaft 31 is provided with the driven gear 92 meshed with the driving gear 91, and the transmission shaft 93 is driven by the power device to rotate, so that the rotation of the driving gear 91 and the driven gear 92 is driven, and the rotation of the rotation shaft 31 is realized, so that the spring to be ground is driven to rotate, and convenience is provided for efficient grinding of the grinding assembly.

As shown in fig. 3-10, the opening mechanism 3 includes an arc plate 32, an elastic member 33, a first ring 34, a wedge plate 35 and a first electric telescopic rod 36, the inner cavity of the turntable 21 is provided with the first ring 34, the first ring 34 can horizontally move in the inner cavity of the turntable 21, the first ring 34 is slidably connected with the rotating shaft 31, the first ring 34 is provided with a plurality of groups of wedge plates 35, each group of wedge plates 35 is formed by combining 3 wedge plates 35, the number of groups of wedge plates 35 is matched with the number of the rotating shaft 31, a plurality of strip-shaped convex grooves are formed on the rotating shaft 31 at equal intervals along the circumferential direction of the rotating shaft 31, the elastic member 33 is arranged in the convex grooves, the arc plate 32 is movably connected with the rotating shaft 31 through the elastic member 33 and surrounds the rotating shaft 31, in this embodiment, the number of the arc plates 31 surrounded by the rotating shaft 31 is set to be 3, the number of the arc plates 31 surrounded by the rotating shaft 31 determines the specific number of the wedge plates 35 forming each group of wedge plates 35, the arc end surface of the n-type rod 41 is tightly attached to the outer side wall of the arc plate 32 facing the center of the turntable 21, the function of driving the spring sleeved on the outer wall of the arc plate 32 to move through the n-type rod 41 can be realized through the tight attachment of the arc end surface of the n-type rod 41 and the arc plate 32, the wedge plate 35 can be slidably inserted into the convex groove of the rotating shaft 31 and is in contact fit with the arc plate 32 inserted into the convex groove, the arc plate 32 is enabled to move and arch in a direction far away from the rotating shaft 31 through the extrusion of the wedge plate 35 by the wedge plate 35, the spring sleeved on the outer wall of the arc plate 32 is fixed, convenience is provided for spring grinding, the turntable 21 is provided with a first electric telescopic rod 36 which drives the first circular ring 34 to move horizontally so that the wedge plate 35 is inserted into the convex groove of the rotating shaft 31, the first circular ring 34 is driven to move through the telescopic function of the first electric telescopic rod 36, so that the wedge plate 35 is inserted into the convex groove of the rotating shaft 31 and presses the arc plate 31, so that the arc plate 31 is spread, thereby realizing the function of fixing the spring.

As shown in fig. 11 and 13, the device further comprises a rodless cylinder 6, the rodless cylinder 6 is symmetrically arranged on the inner ring of the turntable 21, a moving block of the rodless cylinder 6 is arranged on the pushing member 4, the pushing member 4 can be driven to move horizontally along the transmission shaft 93 by the movement of the moving block on the rodless cylinder 6, the pushing member 4 can move along the arc plate 32 by the n-type rod 41 connected with the pushing member 4, so that a spring to be ground sleeved on the arc plate 32 moves in a direction far away from the turntable 21, and the spring for finishing grinding on the left rotating shaft 31 is pushed to the right rotating shaft 31 or the spring for finishing grinding on the right rotating shaft 31 is pushed to the left, so that the spring for finishing grinding work is separated from the rotating shaft 31.

As shown in fig. 13-14, the electric turntable further comprises a second circular ring 5, an arc-shaped adjusting plate 51 and a second electric telescopic rod 52, the second electric telescopic rod 52 is arranged on the large disc wall in the turntable 21, the second circular ring 5 in movable contact with the turntable 21 is connected to the second electric telescopic rod 52, the arc-shaped adjusting plate 51 which is arranged along the arc-shaped plate 32 in a surrounding manner is movably arranged on the second circular ring 5, the arc-shaped adjusting plate 51 is matched with the arc-shaped plate 32, and the adjacent arc-shaped adjusting plates 51 are movably connected.

As shown in fig. 15, the device further comprises a bump 71, a limiting block 72 and a resetting piece 7, wherein the L-shaped limiting block 72 is rotatably installed at two corners of the frame 1, a through hole is formed in one side of the limiting block 72, which faces the mounting frame 2, the bump 71 is arranged on the mounting frame 2 in sliding connection with the frame 1, the bump 71 is matched with the through hole in the limiting block 72, the frame 1 is provided with the resetting piece 7 which enables the mounting frame 2 movably installed on the frame 1 to reset after moving, and the resetting piece 7 is fixedly connected with one side wall of the mounting frame 2 movably installed on the frame 1.

As shown in fig. 17-18, the grinding assembly 8 comprises a swinging seat 82 rotatably mounted on the frame 1, a grinding motor 83 slidably mounted on the swinging seat 82, a grinding wheel 84 connected with an output shaft of the grinding motor 83, an adjusting screw 81 and an arc sliding rail 85, the frame 1 is provided with the arc sliding rail 85, the swinging seat 82 penetrates through the frame 1 and is slidably connected with the arc sliding rail 85, a fastening bolt used for being fixed with the arc sliding rail 85 is in threaded connection with the swinging seat 82, the rear part of the swinging seat 82 moves along the arc sliding rail 85, when the swinging seat 82 moves to a required angle, the swinging seat 82 and the arc sliding rail 85 are fixed through the fastening bolt on the swinging seat 82, so that the angle between the grinding wheel 84 and a spring to be ground in the grinding motor 83 is adjusted, accurate grinding of the spring is realized, the adjusting screw 81 is threadedly mounted on the swinging seat 82, the adjusting screw 81 is rotationally connected with the grinding motor 83, the swinging seat 82 is horizontally slid along the swinging seat 82 through the adjusting screw 81, and the grinding wheel 84 approaches or moves away from the spring to be ground, and the accurate grinding of the inner and outer ends of the spring is realized.

When the grinding equipment is used for grinding the spring, firstly, the left mounting frame 2 moves leftwards along the transverse groove on the frame 1, and when the mounting frame 2 moves leftmost, the convex blocks 71 are clamped into the through holes of the limiting blocks 72, so that the mounting frame 2 is fixed; the staff sleeves the spring to be ground on the arc plate 32 on the outer side of the rotating shaft 31, the first annular ring 34 is driven to move through the first electric telescopic rod 36, the first annular ring 34 drives the wedge plate 35 to continuously go deep into the convex groove of the rotating shaft 31, the wedge plate 35 extrudes the arc plate 32 to jack up in the direction away from the rotating shaft 31, the spring is fixed by the inner wall of the spring supported by the arc plate 32, then the limiting block 72 is rotated in the direction away from the mounting frame 2, the convex block 71 is away from the through hole of the limiting block 72, the limiting of the mounting frame 2 is relieved, and the mounting frame 2 moves to the right side to reset under the action of the reset piece 7; the distance between the grinding wheel 84 in the grinding assembly 8 and the spring is adjusted through the adjusting screw 81, and meanwhile, the angle of the grinding wheel 84 in the grinding assembly 8 is adjusted according to the spring grinding requirement, so that the grinding wheel 84 in the grinding assembly 8 can accurately grind the outer ring or the inner ring of the end face of the spring; the driving gear 91 is driven to rotate by a power device in the power assembly 9, the driving gear 91 drives the driven gear 92 to rotate, thereby driving the rotating shaft 31 to rotate and driving the spring to rotate, and realizing efficient grinding of the inner ring or the outer ring of the end face of the spring; the springs to be ground on the rotating shaft 31 are enabled to approach or depart from the grinding assembly 8 one by manually rotating the rotating disc 21, so that the function of grinding the springs to be ground sleeved on the rotating shaft 31 one by one or separating the springs completing the grinding operation from the grinding assembly is realized; after the grinding process is finished on one end surface of the spring, the wedge-shaped plate 35 is contracted through the first electric telescopic rod 36, the arc-shaped plate 32 is far away, limiting on the arc-shaped plate 32 is relieved, the expanding mechanism 3 is contracted, at the moment, the left mounting frame 2 is pushed to move to the right, the left rotating shaft 31 is close to the right rotating shaft 31, meanwhile, the transmission shaft 93 and the telescopic plate 23 are contracted, the pushing piece 4 is also pushed to move to the right along the transmission shaft 93 under the pushing action of the turntable 21, when the left rotating shaft 31 is contacted with the right rotating shaft 31, the rodless cylinder 6 works, the rodless cylinder 6 drives the pushing piece 4 to continuously move to the right through the moving block, the arc-shaped end surface of the n-shaped rod 41 moves to the right along the arc-shaped plate 32, and therefore the spring which is positioned on the left rotating shaft 31 and the right end surface of which completes the grinding operation is pushed to the right rotating shaft 31, and the function of effectively shifting the end surface of the spring is realized; similarly, the spring sleeved on the right rotary shaft 31 is fixed through the opening mechanism 3, and the inner and outer rings of the left end face of the spring are ground through the grinding assembly 8, so that the function of efficiently grinding the inner and outer rings of the two end faces of the spring is realized; after the grinding of the end face of the left side of the spring is finished, the rodless cylinder 6 drives the pushing piece 4 on the right side to move leftwards through the moving block, so that the spring finished with the grinding is pushed away from the rotating shaft 31, and the function of pushing away the spring from the rotating shaft 31 is realized.

The foregoing examples have shown only the preferred embodiments of the invention, which are described in more detail and are not to be construed as limiting the scope of the invention. It should be noted that modifications, improvements and substitutions can be made by those skilled in the art without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.

Claims (8)

1. The utility model provides a grinding equipment for spring processing, which comprises a frame (1), mounting bracket (2) and grinding subassembly (8), mounting bracket (2) symmetry is installed on frame (1), its mounting bracket (2) and frame (1) sliding connection, movable mounting carries out grinding subassembly (8) of processing to the spring on frame (1), a serial communication port, still including carousel (21), expansion plate (23), pivot (31), power pack (9), transmission shaft (93), prop up mechanism (3), impeller (4) and n type pole (41), install carousel (21) on mounting bracket (2), carousel (21) are by the disc constitution of two not uniform sizes, be provided with expansion plate (23) that drive two carousel (21) synchronous revolution between two carousel (21), a plurality of pivots (31) are installed to one side circumference equidistance in opposite to two carousel (21), install power pack (9) that drive pivot (31) rotatory on mounting bracket (2), still be provided with transmission shaft (93) that transmit power between two carousel (21), be provided with on pivot (31) can prop up mechanism (93) with the fixed motion of supporting spring (4) according to the spring inner diameter to promote on the pivot (31), the pushing piece (4) is contacted with the side wall of a large disc on the rotary table (21), a plurality of n-shaped rods (41) are arranged on the pushing piece (4) along the circumference outer wall of the pushing piece, the arc end face of each n-shaped rod (41) is in contact fit with a spreading mechanism (3), the power assembly (9) comprises a power device, a driving gear (91) and a driven gear (92), the power device in the power assembly (9) is connected with a transmission shaft (93) through a coupling, the driving gear (91) is arranged on the transmission shaft (93), the driving gear (91) is arranged on the outer side of a small disc on the rotary table (21), a rotating shaft (31) penetrates through the rotary table (21) and is provided with a driven gear (92) meshed with the driving gear (91) at the end part, the spreading mechanism (3) comprises an arc plate (32), an elastic piece (33), a first circular ring (34), a wedge plate (35) and a first electric telescopic rod (36), the inner cavities of the two discs form the rotary table (21) are provided with a first circular ring (34), the first circular ring (34) is connected with the rotating shaft (31) in a sliding mode, a plurality of strip-shaped protruding pieces (33) are arranged on the rotating shaft (31) in an equidistant mode, the arc plate (32) is connected with the rotating shaft (31) through the elastic piece (33), the wedge plate (35) is slidably inserted into the convex groove of the rotating shaft (31) and is in contact fit with the arc plate (32) inserted into the convex groove, and the rotary table (21) is provided with a first electric telescopic rod (36) for driving the first circular ring (34) to horizontally move so that the wedge plate (35) is inserted into the convex groove of the rotating shaft (31).

2. A grinding apparatus for spring machining according to claim 1, wherein the arcuate end surface of the n-type rod (41) is closely fitted to the outer side wall of an arcuate plate (32).

3. The grinding device for spring processing according to claim 1, further comprising a rodless cylinder (6), wherein rodless cylinders (6) are symmetrically arranged on the inner ring of the turntable (21), moving blocks of the rodless cylinders (6) are arranged on the pushing piece (4), and the moving blocks of the rodless cylinders (6) drive the pushing piece (4) to horizontally move along the transmission shaft (93).

4. The grinding device for spring processing according to claim 1, further comprising a second circular ring (5), an arc-shaped adjusting plate (51) and a second electric telescopic rod (52), wherein the second electric telescopic rod (52) is arranged on the large disc wall in the rotary disc (21), the second circular ring (5) which is movably contacted with the rotary disc (21) is connected to the second electric telescopic rod (52), and the arc-shaped adjusting plate (51) which is circumferentially arranged along the arc-shaped plate (32) is movably arranged on the second circular ring (5).

5. The grinding device for spring processing according to claim 1, further comprising a bump (71) and a limiting block (72), wherein the limiting block (72) is installed by two-angle rotation of the frame (1), a through hole is formed in one side, facing the mounting frame (2), of the limiting block (72), the mounting frame (2) in sliding connection with the frame (1) is provided with the bump (71), and the bump (71) is matched with the through hole in the limiting block (72).

6. The grinding device for spring processing according to claim 1, further comprising a reset member (7), wherein the frame (1) is provided with the reset member (7) for resetting the mounting frame (2) movably mounted on the frame (1) after movement.

7. Grinding apparatus for spring machining according to claim 1, characterized in that the grinding assembly (8) comprises a swinging seat (82) rotatably mounted on the frame (1), a grinding motor (83) slidably mounted on the swinging seat (82) and a grinding wheel (84) connected to the output shaft of the grinding motor (83).

8. The grinding device for spring machining according to claim 7, further comprising an adjusting screw (81) and an arc-shaped sliding rail (85), wherein the arc-shaped sliding rail (85) is arranged on the frame (1), the swinging seat (82) penetrates through the frame (1) to be in sliding connection with the arc-shaped sliding rail (85), the adjusting screw (81) is installed on the swinging seat (82) in a threaded mode, and the adjusting screw (81) is in rotary connection with the grinding motor (83).