CN113146289B

CN113146289B - Multi-station milling fixture equipment

Info

Publication number: CN113146289B
Application number: CN202110443278.6A
Authority: CN
Inventors: 王振
Original assignee: NINGBO CHANCE SHAFT CO LTD
Current assignee: NINGBO CHANCE SHAFT CO LTD
Priority date: 2021-04-23
Filing date: 2021-04-23
Publication date: 2022-05-31
Anticipated expiration: 2041-04-23
Also published as: CN113146289A

Abstract

The invention relates to the technical field of milling fixtures, in particular to a multi-station milling fixture device which comprises a station seat and an outer cylinder on the station seat, wherein a push rod is connected onto the outer cylinder in a sliding mode, a clamping device is installed on the push rod and comprises a clamping seat, the clamping seat is fixedly installed on the push rod, a supporting device is fixedly installed on the clamping seat, a pushing device is connected inside the supporting device in a sliding mode, a sliding plate is installed on the pushing device, a clamping plate for clamping a part is connected onto the sliding plate through a threaded rod in a threaded mode, the supporting device comprises an outer sleeve, and the outer sleeve is fixed onto the clamping seat. According to the invention, through the matching of the clamping device and the pushing device, the workpiece is clamped through the oppositely arranged clamping devices, the clamping is firm, the stress on the inner wall of the groove is uniform and equal to the stress on the outer surface of the workpiece, and the condition that the size of the workpiece is deformed due to uneven clamping stress is avoided.

Description

Multi-station milling fixture equipment

Technical Field

The invention relates to the technical field of milling fixtures, in particular to a multi-station milling fixture device.

Background

With the rapid development of social economy, the milling fixture is mainly used for processing planes, grooves, splines and various forming surfaces on parts, is one of the most common fixtures, mainly comprises a positioning device, a clamping device, a fixture body, a connecting element and a tool setting element, and has the advantages of large cutting force, intermittent cutting and large vibration during milling, so that the requirements on the clamping force of the milling fixture are high, and the requirements on the rigidity and the strength of the fixture are high.

However, when the existing multi-station milling fixture equipment clamps a part with a groove inside, and a thin wall is formed between the groove and the part, the situation that the size of the thin wall is deformed due to uneven internal and external stress can occur when the multi-station milling fixture clamps the part; therefore, the existing requirements are not met, and a multi-station milling clamp device is provided for the equipment.

Disclosure of Invention

The invention provides multi-station milling fixture equipment which has the beneficial effect of uniform clamping force and solves the problem that when the multi-station milling fixture equipment in the background technology clamps hole parts, the existing fixture is stressed unevenly to cause the size from a hole wall to an outer surface to deform.

The invention provides the following technical scheme: a multi-station milling fixture device comprises a station seat and an outer cylinder on the station seat, wherein a push rod is connected onto the outer cylinder in a sliding mode, a clamping device is installed on the push rod and comprises a clamping seat, the clamping seat is fixedly installed on the push rod, a supporting device is fixedly installed on the clamping seat, a pushing device is connected inside the supporting device in a sliding mode, a sliding plate is installed on the pushing device, and a clamping plate for clamping a part is connected onto the sliding plate through threaded rods and threads;

the supporting device comprises an outer sleeve, the outer sleeve is fixed on the clamping seat, an air pipe is mounted on the outer sleeve, a round hole groove is formed in the outer sleeve, the air pipe is communicated with the inside of the round hole groove, and the pushing device is connected to the inside of the round hole groove in a sliding mode.

As an alternative of the multi-station milling fixture apparatus of the present invention, wherein: the pushing device comprises a shaft rod, the shaft rod is connected inside the circular hole groove in a sliding mode, a sliding groove is formed in the shaft rod, an adjusting device is movably connected in the sliding groove, a clamping block limiting the movement of the adjusting device is connected in the sliding groove in a sliding mode, the clamping block is connected with the shaft rod through a limiting spring, the clamping block is perpendicular to the adjusting device, the clamping block is abutted to the adjusting device, and the clamping block is abutted to the inner wall of the circular hole groove.

As an alternative of the multi-station milling fixture apparatus of the present invention, wherein: adjusting device includes the telescopic link, the telescopic link slides in the inside of installation sliding tray, and the telescopic link is connected with the slide, it is connected with the connecting rod to rotate on the telescopic link, the connecting rod passes through compression spring with the sliding tray and is connected, it has the stopper still to fix on the telescopic link, the inner wall of axostylus axostyle is provided with the helicla flute, the axostylus axostyle still is provided with perpendicular groove, the helicla flute is linked together with perpendicular groove, the inside of outer tube is provided with the chute.

As an alternative of the multi-station milling fixture apparatus of the present invention, wherein: the connecting rod is rotatably connected with a second taper rod, the fixture block is extruded inside the chute, a straight block is installed on one side of the fixture block, a first arc-shaped groove is formed in one side of the straight block, and the second taper rod abuts against the first arc-shaped groove.

As an alternative of the multi-station milling fixture apparatus of the present invention, wherein: the inside in shown straight piece sets up the bar groove, and the internal connection in shown bar groove has the arc piece, the inside of straight piece still is provided with the spout, spacing is installed to one side of arc piece, spacing runs through the inside in bar groove and extend to the spout, the inside sliding connection of spout has the minor axis, minor axis and spacing are inconsistent.

As an alternative of the multi-station milling fixture apparatus of the present invention, wherein: one side fixed mounting of minor axis has a bevel pole, the bevel pole is inconsistent with the chute, the opposite side fixed mounting of minor axis has first taper rod, first taper rod is inconsistent with spacing.

As an alternative of the multi-station milling fixture apparatus of the present invention, wherein: a second arc-shaped groove is installed on one side of the limiting strip, the first taper rod is used for being abutted to the second arc-shaped groove, and a friction block is installed on the outer surface of the arc piece.

As an alternative of the multi-station milling fixture apparatus of the present invention, wherein: one side of the shaft lever is rotatably connected with a corrugated pipe, and the corrugated pipe is used for supporting the shaft lever.

As an alternative of the multi-station milling fixture apparatus of the present invention, wherein: one side of grip slipper is provided with the machined part, the inside of machined part is provided with the recess, splint are used for contradicting at the inner wall of recess.

The invention has the following beneficial effects:

1. according to the multi-station milling fixture equipment, the clamping device and the pushing device are matched, the clamping device which is arranged oppositely clamps the machined part, clamping is firm, the stress on the inner wall of the groove and the outer surface of the machined part is uniform and equal, and the condition that the size of the machined part is deformed due to uneven clamping stress cannot occur.

2. This multistation milling fixture equipment, the device utilize the fixture block to contradict at the increase friction of sliding tray inner wall through the cooperation that sets up fixture block and axostylus axostyle, and the axostylus axostyle can be guaranteed backward slip by a wide margin, has guaranteed the centre gripping effect of splint.

Drawings

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

FIG. 2 is a schematic structural diagram of a clamping device and a workpiece according to the present invention.

FIG. 3 is a schematic structural diagram of the clamping device of the present invention.

FIG. 4 is a schematic view of a holder and a supporting device according to the present invention.

FIG. 5 is a schematic view of the pushing device of the present invention.

FIG. 6 is a schematic view of a portion of the structure of FIG. 5 according to the present invention.

Fig. 7 is a schematic structural view of a fixture block and a straight block according to the present invention.

In the figure: 1. a station seat; 2. an outer cylinder; 3. a push rod; 4. a clamping device; 41. a clamping seat; 42. a support device; 421. an outer sleeve; 422. a circular hole groove; 423. a chute; 43. a pushing device; 44. a slide plate; 45. a splint; 46. an air tube; 47. a threaded rod; 5. an adjustment device; 51. a telescopic rod; 52. a limiting block; 53. a connecting rod; 54. a compression spring; 55. a second taper bar; 6. a groove; 7. processing a workpiece; 8. a limiting spring; 431. a shaft lever; 432. a bellows; 433. a clamping block; 434. a sliding groove; 435. a first arc-shaped slot; 436. a minor axis; 437. a beveled rod; 438. a first taper rod; 439. a chute; 440. a strip-shaped groove; 441. an arc sheet; 442. a friction block; 443. a limiting strip; 444. a second arc-shaped slot; 445. straightening; 446. a vertical slot; 447. a helical groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1-3, a multi-station milling fixture apparatus comprises a station seat 1 and an outer cylinder 2 on the station seat 1, wherein the outer cylinder 2 is slidably connected with a push rod 3, the push rod 3 is provided with a clamping device 4, the clamping device 4 comprises a clamping seat 41, the clamping seat 41 is fixedly arranged on the push rod 3, the clamping seat 41 is fixedly provided with a supporting device 42, the inside of the supporting device 42 is slidably connected with a pushing device 43, the pushing device 43 is provided with a sliding plate 44, and the sliding plate 44 is in threaded connection with a clamping plate 45 for clamping a part through a threaded rod 47;

the supporting device 42 comprises an outer sleeve 421, the outer sleeve 421 is fixed on the holder 41, an air tube 46 is installed on the outer sleeve 421, a round hole groove 422 is formed in the outer sleeve 421, the air tube 46 is communicated with the inside of the round hole groove 422, and the pushing device 43 is connected to the inside of the round hole groove 422 in a sliding manner.

In this embodiment: the threaded rod 47 penetrates through the clamping plate 45 to be connected with the sliding plate 44, the power supply is switched on, the workpiece 7 is placed on the station seat 1, the push rod 3 is pushed to move through the outer cylinder 2, then the push rod 3 pushes the station seat 1 to move to a proper position, so that the outer sleeve 421 pushes the clamping plate 45 to clamp the workpiece, in the embodiment, as shown in fig. 3, four outer sleeves 421 are installed, each two outer sleeves 421 are installed oppositely, and the purpose of oppositely arranging the outer sleeves 421 is to clamp the inner wall of the groove 6 and the outer surface of the workpiece 7, so that the clamping is ensured to be firm;

clamping and fixing: as shown in fig. 2 and 3, the air tube 46 is provided, the air tube 46 is connected with the outer sleeve 421 and communicated with the circular hole groove 422 in turn, the air tube 46 is connected with the air pump, when high-pressure air is delivered to the inside of the first round hole groove 422 through the air pump, the pushing device 43 is pushed out by the high-pressure air, so that the pushing device 43 slides inside the circular hole groove 422, the pushing device 43 pushes the sliding plate 44 to slide, the sliding plate 44 pushes the clamping plate 45 to move and clamp the outer surface of the workpiece 7, the round hole 422 inside the other outer tube 421 located opposite to the outer tube will be filled with high pressure gas to push the other clamp plate 45 to clamp the inner wall of the groove 6, the device is through setting up splint 45 centre gripping machined part 7 relatively, and the centre gripping is firm, and the inner wall of recess 6 evenly equals with the surface atress of machined part 7, can not take place the uneven condition that leads to the machined part 7 size deformation of centre gripping atress.

Example 2

The embodiment is an improvement made on the basis of embodiment 1, the pushing device 43 includes a shaft rod 431, the shaft rod 431 is slidably connected inside the circular hole groove 422, a sliding groove 434 is arranged in the shaft rod 431, an adjusting device 5 is movably connected in the sliding groove 434, a fixture block 433 for limiting the movement of the adjusting device 5 is further slidably connected in the sliding groove 434, the fixture block 433 is connected with the shaft rod 431 through a limiting spring 8, the fixture block 433 is perpendicular to the adjusting device 5, the fixture block 433 abuts against the adjusting device 5, and the fixture block 433 abuts against the inner wall of the circular hole groove 422.

In this embodiment:

reducing the rebound: as shown in fig. 4 and 5, the shaft 431 inside the circular hole groove 422 is pushed by the high pressure gas, so that the shaft 431 slides inside the circular hole groove 422, so that the shaft rod 431 pushes the adjusting device 5, the adjusting device 5 pushes the sliding plate 44, the sliding plate 44 drives the clamping plate 45 to clamp the workpiece 7, since the apparatus uses gas as a medium to push the chucking plate 45 to chuck the workpiece 7, the workpiece 7 can withstand a large amount of externally applied force, but the gas is not a solid body, after the gas abuts against the shaft rod 431, the gas rebounds, so that the shaft rod 431 slides backwards, the shaft rod 431 drives the adjusting device 5 to move backwards, the adjusting device 5 drives the sliding plate 44 to move backwards, the sliding plate 44 drives the clamping plate 45 to move backwards, and the device has the situation of untightness in clamping, therefore, a clamping block 433 is slidably connected inside the sliding groove 434, when the shaft 431 pushes the adjusting device 5 and the clamping plate 45 to clamp the workpiece 7;

as shown in fig. 4, the adjusting device 5 and the clamping plate 45 contact the workpiece 7 first, and then the shaft 431 continues to slide until the shaft 431 abuts against the outer surface of the sliding plate 44, so as to fix the sliding plate 44 firmly without sliding, so as to ensure that the clamping plate 45 on the sliding plate 44 clamps the workpiece 7 firmly, but when the shaft 431 continues to slide, the adjusting device 5 slides inside the sliding groove 434 and is provided with the fixture block 433, when the adjusting device 5 presses the fixture block 433, the fixture block 433 is pressed by the adjusting device 5 to slide towards the inner wall of the sliding groove 434 and abuts against the inner wall of the sliding groove 434, so as to increase the friction of the shaft 431, and when the gas rebounds, the shaft 431 abuts against the inner wall of the sliding groove 434 by the fixture block 433 so as not to slide backwards greatly, so as to ensure the clamping effect of the clamping plate 45.

Example 3

The embodiment is an improvement made on the basis of embodiment 2, the adjusting device 5 includes a telescopic rod 51, the telescopic rod 51 is slidably mounted inside the sliding groove 434, the telescopic rod 51 is connected with the sliding plate 44, a connecting rod 53 is rotatably connected to the telescopic rod 51, the connecting rod 53 is connected with the sliding groove 434 through a compression spring 54, a limiting block 52 is further fixedly mounted on the telescopic rod 51, a spiral groove 447 is arranged on the inner wall of the shaft rod 431, a vertical groove 446 is further arranged on the shaft rod 431, the spiral groove 447 is communicated with the vertical groove 446, and a chute 423 is arranged inside the outer sleeve 421.

In this embodiment:

accurate fixing: according to fig. 4, although the rebound distance of the shaft 431 can be reduced by using embodiment 2, but the rebound problem is not solved, so that a spiral groove 447 and a stop block 52 are provided on the basis of embodiment 2, when the splint 45 butts against the outer surface of the workpiece 7, but the adjusting device 5 is slidable, so that the shaft 431 is continuously pushed to slide by the high-pressure gas to fix the splint 45, when the shaft 431 moves, since the stop block 52 is limited inside the spiral groove 447, and the splint 45 is clamped against the outer surface of the workpiece 7, the slide plate 44 and the telescopic rod 51 will not rotate, the shaft 431 needs to change its state if the shaft 431 wants to continuously slide, because the spiral groove 447 is spirally provided, when the shaft 431 is pushed by the high-pressure gas, the shaft 431 slides inside the spiral groove 447 by the stop block 52, so that the shaft 431 changes from axial sliding to rotating axial sliding, when axostylus axostyle 431 is rotatory endwise slip, telescopic link 51 also can extrude fixture block 433 to the inner wall of sliding tray 434 slide, owing to be provided with chute 423 in the inside of outer sleeve 421 for fixture block 433 buckles to chute 423's inside, thereby fixes axostylus axostyle 431's position, makes the device utilize fixture block 433 to buckle to chute 423's inside fixed axostylus axostyle 431, avoids axostylus axostyle 431 to kick-back to lead to the not firm problem of centre gripping.

Example 4

The present embodiment is an improvement made on the basis of embodiment 3, the connecting rod 53 is rotatably connected with a second taper rod 55, the fixture block 433 is squeezed inside the inclined groove 423, a straight block 445 is installed on one side of the fixture block 433, a first arc-shaped groove 435 is arranged on one side of the straight block 445, and the second taper rod 55 abuts against the first arc-shaped groove 435.

In this embodiment:

primary buckle: according to fig. 6, the inclined groove 423 is arranged obliquely upwards, and is arranged to match the movement track of the shaft 431, the shaft 431 rotates under the limit of the limit block 52 and slides axially, so that the movement track of the shaft 431 driving the fixture block 433 inclines upwards, the fixture block 433 is conveniently and firmly fixed by using the inclined groove 423, when the limit block 52 slides from the straight block 445 to the vertical groove 446, the vertical groove 446 is vertical, at this time, the shaft 431 is not limited by the limit block 52 to rotate, but the high-pressure gas pushes the shaft 431, by arranging the second taper rod 55 on the connecting rod 53, the diameter of the second taper rod 55 gradually increases from the fixture block 433 to the telescopic rod 51, since the small diameter of the second taper rod 55 conveniently abuts against the first arc-shaped groove 435, when the shaft 431 continues to slide, the diameter of the second taper rod 55 gradually increases, and the first arc-shaped groove 435 is slowly squeezed, thereby pushing the latch 433 to be snapped into the inside of the inclined groove 423 and firmly fixed.

Example 5

The embodiment is an improvement made on the basis of embodiment 4, a strip-shaped groove 440 is arranged in a straight block 445, an arc piece 441 is connected in the strip-shaped groove 440, a sliding groove 439 is further arranged in the straight block 445, a limiting strip 443 is installed on one side of the arc piece 441, the limiting strip 443 penetrates through the strip-shaped groove 440 and extends into the sliding groove 439, a short shaft 436 is slidably connected in the sliding groove 439, and the short shaft 436 is abutted to the limiting strip 443.

In this embodiment:

secondary buckling: according to fig. 6, the clamping block 433 is extruded to enter the inside of the inclined groove 423 through the second taper rod 55, when the inner wall of the inclined groove 423 abuts against the short shaft 436, the short shaft 436 is extruded to descend by the inclined groove 423, so that the short shaft 436 extrudes the limit strip 443 to slide to one side, the arc piece 441 is pushed to expand through the sliding of the limit strip 443, so that the arc piece 441 abuts against the upper end and the lower end of the inclined groove 423, the friction between the clamping block 433 and the inclined groove 423 is increased, the shaft rod 431 is prevented from being influenced by external force, the clamping block 433 is driven to move out of the inside of the inclined groove 423, and the clamping plate 45 is clamped and loosened.

Example 6

The embodiment is an improvement on the basis of the embodiment 5, wherein a slope rod 437 is fixedly mounted on one side of the short shaft 436, the slope rod 437 is abutted against the inclined groove 423, a first taper rod 438 is fixedly mounted on the other side of the short shaft 436, and the first taper rod 438 is abutted against the limit strip 443.

In this embodiment: according to fig. 7, the inclined rod 437 is arranged on one side of the short shaft 436, so that the inner wall of the inclined groove 423 can easily abut against and press the inclined rod 437 to descend, the inclined rod 437 drives the short shaft 436 to descend, and the first conical rod 438 is arranged on the other side of the short shaft 436 to be matched with the limiting strip 443, so that the first conical rod 438 can conveniently press the limiting strip 443 to move to achieve a transmission effect.

Example 7

The present embodiment is an improvement on embodiment 6, a second arc-shaped groove 444 is installed on one side of the limiting strip 443, the first conical rod 438 is used for abutting against the second arc-shaped groove 444, and a friction block 442 is installed on the outer surface of the arc piece 441.

In this embodiment: according to the embodiment shown in fig. 6 and 7, the limiting strip 443 is arranged on one side of the limiting strip 443, so that the first conical rod 438 can be quickly inserted into the second arc-shaped groove 444, the limiting strip 443 is squeezed for transmission, and the use is convenient.

Example 8

This embodiment is an improvement on embodiment 2, in which a bellows 432 is rotatably connected to one side of the shaft 431, and the bellows 432 is used to support the shaft 431.

In this embodiment: as shown in fig. 5, the shaft 431 is preferably slidably supported by the bellows 432 in a telescopic manner.

Example 9

The present embodiment is an improvement on embodiment 1, in which a workpiece 7 is disposed on one side of the clamping seat 41, a groove 6 is disposed inside the workpiece 7, and the clamping plate 45 is configured to abut against an inner wall of the groove 6.

In this embodiment: according to the scheme 2, the inner wall of the groove 6 and the outer surface of the workpiece 7 are clamped by the oppositely arranged clamping plates 45, so that the stress on the inner wall of the groove 6 and the stress on the outer surface of the workpiece 7 are uniform and equal, and the situation that the workpiece 7 is deformed in size due to uneven clamping stress is avoided.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the technical principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a multistation milling fixture equipment, includes outer jar (2) on station seat (1) and station seat (1), sliding connection has push rod (3), its characterized in that on outer jar (2): the clamping device (4) is mounted on the push rod (3), the clamping device (4) comprises a clamping seat (41), the clamping seat (41) is fixedly mounted on the push rod (3), a supporting device (42) is fixedly mounted on the clamping seat (41), a pushing device (43) is connected to the inside of the supporting device (42) in a sliding mode, a sliding plate (44) is mounted on the pushing device (43), and a clamping plate (45) for clamping parts is connected to the sliding plate (44) through a threaded rod (47) in a threaded mode;

the supporting device (42) comprises an outer sleeve (421), the outer sleeve (421) is fixed on the clamping seat (41), an air pipe (46) is installed on the outer sleeve (421), a round hole groove (422) is formed in the outer sleeve (421), the air pipe (46) is communicated with the inside of the round hole groove (422), and the pushing device (43) is connected to the inside of the round hole groove (422) in a sliding mode;

the pushing device (43) comprises a shaft rod (431), the shaft rod (431) is connected to the inside of the circular hole groove (422) in a sliding mode, a sliding groove (434) is formed in the shaft rod (431), an adjusting device (5) is movably connected to the inside of the sliding groove (434), a clamping block (433) for limiting the movement of the adjusting device (5) is further connected to the inside of the sliding groove (434) in a sliding mode, the clamping block (433) is connected with the shaft rod (431) through a limiting spring (8), the clamping block (433) is perpendicular to the adjusting device (5), the clamping block (433) is abutted to the inner wall of the circular hole groove (422), a corrugated pipe (432) is rotatably connected to one side of the shaft rod (431), the corrugated pipe (432) is used for supporting the shaft rod (431), the adjusting device (5) comprises a telescopic rod (51), and the telescopic rod (51) is slidably mounted inside the sliding groove (434), a telescopic rod (51) is connected with the sliding plate (44), a connecting rod (53) is rotatably connected to the telescopic rod (51), the connecting rod (53) is connected with a sliding groove (434) through a compression spring (54), a limiting block (52) is fixedly mounted on the telescopic rod (51), a spiral groove (447) is formed in the inner wall of the shaft rod (431), a vertical groove (446) is formed in the shaft rod (431), the spiral groove (447) is communicated with the vertical groove (446), and a chute (423) is formed in the outer sleeve (421);

the connecting rod (53) is connected with a second taper rod (55) in a rotating mode, the clamping block (433) is extruded inside the inclined groove (423), a straight block (445) is installed on one side of the clamping block (433), a first arc-shaped groove (435) is formed in one side of the straight block (445), and the second taper rod (55) abuts against the first arc-shaped groove (435).

2. The multi-station milling fixture apparatus according to claim 1, wherein: the inside of straight piece (445) sets up bar groove (440), and the internal connection in shown bar groove (440) has arc piece (441), the inside of straight piece (445) still is provided with spout (439), spacing (443) are installed to one side of arc piece (441), spacing (443) run through bar groove (440) and extend to the inside of spout (439), the inside sliding connection of spout (439) has minor axis (436), minor axis (436) and spacing (443) are inconsistent.

3. The multi-station milling fixture apparatus of claim 2, wherein: one side fixed mounting of minor axis (436) has bevel lever (437), bevel lever (437) are used for inconsistent with chute (423), the other side fixed mounting of minor axis (436) has first taper rod (438), first taper rod (438) and spacing strip (443) are inconsistent.

4. The multi-station milling fixture apparatus according to claim 3, wherein: a second arc-shaped groove (444) is installed on one side of the limiting strip (443), the first conical rod (438) is used for being abutted against the second arc-shaped groove (444), and a friction block (442) is installed on the outer surface of the arc sheet (441).

5. The multi-station milling fixture apparatus according to claim 1, wherein: one side of the clamping seat (41) is provided with a workpiece (7), a groove (6) is formed in the workpiece (7), and the clamping plate (45) is used for abutting against the inner wall of the groove (6).