CN209206970U

CN209206970U - A kind of milling trigonum fixture convenient for operation

Info

Publication number: CN209206970U
Application number: CN201821597593.4U
Authority: CN
Inventors: 袁保宁
Original assignee: WUXI DONGXIONGJINYING TECHNOLOGY Co Ltd
Current assignee: WUXI DONGXIONGJINYING TECHNOLOGY Co Ltd
Priority date: 2018-09-28
Filing date: 2018-09-28
Publication date: 2019-08-06
Anticipated expiration: 2028-09-28

Abstract

The utility model relates to the technical fields of fixture, a kind of particularly milling trigonum fixture convenient for operation, it include: bottom plate, mandrel is fixedly connected on the side of bottom plate, connection frame is fixedly connected on the other side of bottom plate, connection frame is equipped with hollow structure, the side of fixed block is hatch frame, spigot is arranged in hatch frame, head is arranged in hollow structure, bar portion can pass through connection frame and extend in hatch frame, sleeve and Top fastening screw are coaxially disposed, the both ends of support plate are fixedly connected with the outer wall of sleeve and connection frame respectively, one end of rotating bar passes through sleeve and connect with head, the outer wall of the other end of rotating bar is fixedly connected by connecting rod with the inner wall of swivel becket, sliding shoe offers the rotation slot for swivel becket rotation, sliding shoe is also provided with the sliding groove for sliding along connection frame, between sliding shoe and connection frame Equipped with the locking device for locking sliding shoe, solve the problems, such as to operate Top fastening screw inconvenience in hollow structure in the prior art.

Description

A kind of milling trigonum fixture convenient for operation

Technical field

The utility model relates to the technical field of fixture, a kind of particularly milling trigonum fixture convenient for operation.

Background technique

It is located in front jig after processing one side on workbench, disassembly refills folder and processes another face, presses in the past Tight mode is from part downwardly over pressing plate pressure, and processable two faces of clamped one time do not have to repeated removal after having improved, and reduce Deformation improves working efficiency and quality, and locating piece is consistent with parts fixation position holding shape and there are certain intervals, after Top formula steps up mode, reduces the deformation that part is generated by clamping stress, improves product quality, make replacement zero using this structure Part is more convenient, saves the clamping time, improving efficiency reduces cost.

But such mode needs manually to protrude into hand in hollow body to unscrew and screws Top fastening screw and operate, and operates It is more troublesome, or by means of tools such as pliers, but to install Top fastening screw straightness poor for such mode.

Utility model content

Technical problem to be solved by the utility model is: in order to solve in the prior art, operation holds out against spiral shell in hollow structure Inconvenient problem is followed closely, the utility model provides a kind of milling trigonum fixture convenient for operation, and workpiece is promoted opening for fixed block In mouth structure, swivel becket rotation is driven by rotation swivel becket, swivel becket rotation drives connecting rod rotation, and connecting rod rotation drives Rotating bar rotation, rotating bar rotation drive head rotation, and head rotation drives bar portion rotation, and bar portion rotation makes it to workpiece direction Top tight workpiece, while bar portion is mobile to workpiece direction, sliding shoe is slided along connection frame so that top tight workpiece when Wait swivel becket the case where its pulling force will not being broken by connecting rod, such design screw Top fastening screw when It waits, does not need to protrude into hand and tighten Top fastening screw in hollow structure, also do not need to screw Top fastening screw using additional instrument, The case where avoiding Top fastening screw from screwing offset ensure that Top fastening screw squeezes into the straightness of connection frame, and structure is simple, and operation is just Benefit saves the clamping time, improves clamping efficiency, reduce costs.

The technical scheme adopted by the utility model to solve the technical problem is as follows: a kind of milling trigonum convenient for operation presss from both sides Tool, comprising:

Bottom plate,

Mandrel, the mandrel are fixedly connected on the side of bottom plate,

Connection frame, the connection frame are fixedly connected on the other side of bottom plate, and the connection frame is equipped with hollow structure,

The side of fixed block, the fixed block is hatch frame, and the fixed block is connect with connection frame,

Top fastening screw, the Top fastening screw include: spigot and the head being wholely set, bar portion, and the spigot setting is being opened In mouth structure, the head is arranged in hollow structure, and the bar portion can pass through connection frame and extend in hatch frame,

Regulating device, the regulating device include abutment sleeve, support plate, rotating bar, swivel becket, sliding shoe, the set Cylinder is coaxially disposed with Top fastening screw, and the both ends of the support plate are fixedly connected with the outer wall of sleeve and connection frame respectively, and described turn One end of lever passes through sleeve and connect with head, and the outer wall of the other end of the rotating bar passes through the inner wall of connecting rod and swivel becket It is fixedly connected, the sliding shoe offers the rotation slot for swivel becket rotation, and the sliding shoe is also provided with for along even The sliding groove for connecing frame sliding is equipped with the locking for sliding shoe to be lock onto connection frame and fills between the sliding shoe and connection frame It sets.

Preferably, the outer wall of the swivel becket is equipped with frosting.

Specifically, the locking device includes: helical teeth and fixture block, and the helical teeth is integrally formed on connection frame, the card One end of block and sliding shoe are hinged, and the other end and helical teeth that fixture block described in circlip is equipped between fixture block and sliding shoe cooperate.

Preferably, the two sides of the sliding shoe are located at integrally connected restraining position ring block at the position of rotation slot, the rotation The two sides of block offer the limiting slot with stop collar cooperation.

Specifically, the head offers top hole, and the rotating bar is fixedly connected with the withstanding tight block with top hole cooperation.

Specifically, the top hole and withstanding tight block are hexagon or quadrangle or flat.

Preferably, the fixed block includes: four gripping blocks being uniformly distributed circumferentially, each gripping block is opposite A face be clamping face, four clamping faces enclose between round and two neighboring clamping face that there are gap, the folders Tight block is slidably connected with connection frame.

Specifically, the gripping block, which is located at, offers several equally distributed tooth sockets, the folder close to the side of connection frame The turntable being rotatablely connected with connection frame is equipped between tight block and connection frame, the end face of the turntable has spiral shell of the cooperation in tooth socket Line, the bar portion pass through turntable.

Preferably, the section in the clamping face is corrugated shape, the openings of sizes ecto-entad of the hatch frame by It is decrescence small.

Preferably, the connection frame is equipped with positioning pin.

The beneficial effects of the utility model are:

The utility model provides a kind of milling trigonum fixture convenient for operation, and workpiece is promoted to the hatch frame of fixed block In, swivel becket rotation is driven by rotation swivel becket, swivel becket rotation drives connecting rod rotation, and connecting rod rotation drives rotating bar Rotation, rotating bar rotation drive head rotation, and head rotation drives bar portion rotation, and bar portion rotation makes it hold out against work to workpiece direction Part, while bar portion is mobile to workpiece direction, sliding shoe is slided along connection frame, so that rotating when top tight workpiece The case where ring will not be broken its pulling force by connecting rod, such design are not required to when screwing Top fastening screw Hand is protruded into hollow structure and tightens Top fastening screw, does not also need to screw Top fastening screw using additional instrument, avoids pushing up The case where tight screw screws offset, ensure that Top fastening screw squeezes into the straightness of connection frame, and structure is simple, operate conveniently, and save The clamping time, clamping efficiency is improved, reduced costs.

The utility model provides a kind of milling trigonum fixture convenient for operation, for the ease of rotating swivel becket, frosting Design change swivel becket outer wall degree of roughness, change the coefficient of friction of the outer wall of swivel becket, improve hand with turn The frictional force of the outer wall of rotating ring provides convenience for rotation swivel becket.

The utility model provides a kind of milling trigonum fixture convenient for operation, for various sizes of workpiece, as long as logical Crossing rotation turntable rotates turntable, and turntable rotation drives threads turn, and the mobile mobile tooth socket of threads turn tooth socket is gripping block Along moving radially to realizing that gripping block also can for the clamping and release of workpiece simultaneously for workpiece of different shapes It is clamped.

Detailed description of the invention

The present invention will be further described with reference to the accompanying drawings and examples.

Fig. 1 is a kind of structural schematic diagram of the milling trigonum fixture convenient for operation of the utility model；

Fig. 2 is the structural schematic diagram of fixed block；

Fig. 3 is the structural schematic diagram of Top fastening screw；

Fig. 4 is the structural schematic diagram of regulating device；

Fig. 5 is the structural schematic diagram of sliding shoe；

In figure: 1. bottom plates, 2. mandrels, 3. connection frames, 31. hollow structures, 4. fixed blocks, 41. hatch frames, 42. clamp Block, 421. clamping faces, 43. tooth sockets, 44. turntables, 45. screw threads, 5. Top fastening screws, 51. spigots, 52. heads, 53. bar portions, 54. Top hole, 6. regulating devices, 61. sleeves, 62. support plates, 63. rotating bars, 64. swivel beckets, 641. limiting slots, 65. sliding shoes, 651. rotation slots, 652. sliding grooves, 653. stop collars, 66. connecting rods, 67. helical teeth, 68. fixture blocks, 69. withstanding tight blocks, 7. positioning Pin.

Specific embodiment

The utility model is described in further detail presently in connection with attached drawing.These attached drawings are simplified schematic diagram, Only illustrate the basic structure of the utility model in a schematic way, therefore it only shows composition related with the utility model.

The utility model provides a kind of milling trigonum fixture convenient for operation, comprising:

Bottom plate 1,

Mandrel 2, mandrel 2 are fixedly connected on the side of bottom plate 1, and mandrel 2 guarantees fixture when multiple installs fixture Concentricity avoids the problem that multiple installs fixture needs to return to zero, saved the zeroing time, improved clamping efficiency,

Connection frame 3, connection frame 3 are fixedly connected on the other side of bottom plate 1, and connection frame 3 is equipped with hollow structure 31,

The side of fixed block 4, fixed block 4 is hatch frame 41, and fixed block 4 is connect with connection frame 3,

Top fastening screw 5, Top fastening screw 5 include: spigot 51 and the head 52 being wholely set, bar portion 53, and the setting of spigot 51 exists In hatch frame 41, head 52 is arranged in hollow structure 31, and bar portion 53 can pass through connection frame 3 and extend to hatch frame 41 It is interior, formula is pushed up after, Top fastening screw 5 is installed, reduce the deformation that part is generated by clamping stress, improve product quality

Regulating device 6, regulating device 6 include abutment sleeve 61, support plate 62, rotating bar 63, swivel becket 64, sliding shoe 65, sleeve 61 and Top fastening screw 5 are coaxially disposed, and the both ends of support plate 62 are fixed with the outer wall of sleeve 61 and connection frame 3 respectively to be connected It connects, one end of rotating bar 63 passes through sleeve 61 and connect with head 52, and sleeve 61 plays guiding role, so that rotating bar 63 and bar portion 53 coaxial arrangements drive the rotation of bar portion 53 without will cause offset, the other end of rotating bar 63 while rotating bar 63 rotates Outer wall be fixedly connected by connecting rod 66 with the inner wall of swivel becket 64, sliding shoe 65 offer for swivel becket 64 rotate turn Dynamic slot 651, sliding shoe 65 is also provided with the sliding groove 652 for sliding along connection frame 3, between sliding shoe 65 and connection frame 3 Equipped with the locking device for sliding shoe 65 to be lock onto connection frame 3.

In use, workpiece is promoted in the hatch frame 41 of fixed block 4,64 turns of swivel becket are driven by rotation swivel becket 64 Dynamic, the rotation of swivel becket 64 drives connecting rod 66 to rotate, and the rotation of connecting rod 66 drives rotating bar 63 to rotate, and the rotation of rotating bar 63 drives Head 52 rotates, and the rotation of head 52 drives bar portion 53 to rotate, and the rotation of bar portion 53 makes it to workpiece direction top tight workpiece, in bar portion 53 While mobile to workpiece direction, sliding shoe 65 is slided along connection frame 3, so that swivel becket 64 when top tight workpiece The case where connecting rod 66 is broken its pulling force is not will receive, such design does not need when screwing Top fastening screw 5 Hand is protruded into hollow structure 31 and tightens Top fastening screw 5, does not also need to screw Top fastening screw 5 using additional instrument, avoid The case where Top fastening screw 5 screws offset ensure that Top fastening screw 5 squeezes into the straightness of connection frame 3, and structure is simple, operate conveniently, The clamping time is saved, clamping efficiency is improved, reduces costs.

In a specific embodiment, for the ease of rotating swivel becket 64, the outer wall of swivel becket 64 is equipped with frosting, mill The design in sand face changes the degree of roughness of the outer wall of swivel becket 64, changes the coefficient of friction of the outer wall of swivel becket 64, improves The frictional force of the outer wall of hand and swivel becket 64 provides convenience for rotation swivel becket 64.

Specifically, locking device includes: helical teeth 67 and fixture block 68, and helical teeth 67 is integrally formed on connection frame 3, fixture block 68 One end and sliding shoe 65 are hinged, and circlip is equipped between fixture block 68 and sliding shoe 65, and the other end and helical teeth 67 of fixture block 68 cooperate, make Used time, fixture block 68, which is buckled on helical teeth 67, prevents sliding shoe 65 from sliding up and down, when the thrust that fixture block 68 is subject to is greater than fixture block 68 When compressing the compressing force of circlip, fixture block 68 can be detached from from helical teeth 67 to which sliding shoe 65 can be slided on connection frame 3 Dynamic, when 5 top tight workpiece of Top fastening screw, pressure is unlikely to the compressing force more than circlip and makes sliding shoe 65 mobile, When Top fastening screw 5 is mobile, pressure is greater than compression Lee of circlip and enables rotating bar 63 along Top fastening screw 5 It moves and moves.

In a specific embodiment, in order to guarantee the rotational stability of swivel becket 64, the two sides of sliding shoe 65 are located at Integrally connected restraining position ring block 653 at the position of rotation slot 651, the two sides of swivel becket 64 offer the limit cooperated with stop collar 653 Position slot 641, in 64 rotation process of swivel becket, the design that stop collar 653 and limiting slot 641 cooperate avoids swivel becket 64 from generating radial direction The case where offset, stop collar 653 and limiting slot 641 are equivalent to the guide rail of the rotation of swivel becket 64, and swivel becket 64 is rotated along guide rail The case where offset would not be generated, ensure that the stability that swivel becket 64 rotates.

Specifically, head 52 offers top hole 54, and rotating bar 63 is fixedly connected with the withstanding tight block cooperated with top hole 54 69。

Specifically, top hole 54 and withstanding tight block 69 are both preferably hexagon, and certain top hole 54 and withstanding tight block 69 can also be with It is quadrangle or flat, the utility model is without limitation, as long as withstanding tight block 69 can be inserted in 63 rotation process of rotating bar Enter into top hole 54, and the rotation of Top fastening screw 5 is driven just by the rotation of withstanding tight block 69.

In a specific embodiment, in order to improve the applicability of fixture, fixed block 4 include: four circumferentially uniformly The gripping block 42 of distribution, an opposite face of each gripping block 42 are clamping face 421, four clamping faces 421 enclose it is round and There are gap between two neighboring clamping face 421, gripping block 42 is slidably connected with connection frame 3.

Specifically, gripping block 42, which is located at, offers several equally distributed tooth sockets 43, gripping block close to the side of connection frame 3 The turntable 44 being rotatablely connected with connection frame 3 is equipped between 42 and connection frame 3, the end face of turntable 44 has cooperation in tooth socket 43 Screw thread 45, bar portion 53 passes through turntable 44, for various sizes of workpiece, as long as rotating turntable 44 by rotating turntable 44, The rotation of turntable 44 drives screw thread 45 to rotate, and it is gripping block 42 along moving radially that it is mobile, which to rotate the mobile tooth socket 43 of tooth socket 43, for screw thread 45 To realize that clamping and release of the gripping block 42 for workpiece can also press from both sides it simultaneously for workpiece of different shapes Tightly.

In a specific embodiment, in order to further increase gripping block 42 for the clamping force of workpiece, face 421 is clamped Section be corrugated shape, the openings of sizes ecto-entad of hatch frame 41 is gradually reduced, the clamping face 421 of corrugated shape with The case where being contacted when workpiece contacts for line, improving gripping block 42 for the clamping force of workpiece, clamping is avoided to fail.

In a specific embodiment, for the ease of installing fixed block 4, connection frame 3 is equipped with positioning pin 7, as long as will Corresponding position is inserted into positioning pin 7 on fixed block 4, so that it may realize the installation to fixed block 4.

It is enlightenment, through the above description, related work people with the above-mentioned desirable embodiment according to the utility model Member can carry out various changes and amendments in the range of without departing from this item utility model technical idea completely.This item is real It is not limited to the contents of the specification with novel technical scope, it is necessary to its technology is determined according to scope of the claims Property range.

Claims

1. a kind of milling trigonum fixture convenient for operation, characterized by comprising:

Bottom plate (1),

Mandrel (2), the mandrel (2) are fixedly connected on the side of bottom plate (1),

Connection frame (3), the connection frame (3) are fixedly connected on the other side of bottom plate (1), and the connection frame (3) is equipped with hollow knot Structure (31),

The side of fixed block (4), the fixed block (4) is hatch frame (41), and the fixed block (4) connect with connection frame (3),

Top fastening screw (5), the Top fastening screw (5) include: spigot (51) and the head (52) being wholely set, bar portion (53), institute It states spigot (51) to be arranged in hatch frame (41), the head (52) is arranged in hollow structure (31), the bar portion (53) Connection frame (3) can be passed through to extend in hatch frame (41),

Regulating device (6), the regulating device (6) include abutment sleeve (61), support plate (62), rotating bar (63), swivel becket (64), sliding shoe (65), the sleeve (61) and Top fastening screw (5) are coaxially disposed, the both ends of the support plate (62) respectively with The outer wall of sleeve (61) is fixedly connected with connection frame (3), and one end of the rotating bar (63) passes through sleeve (61) and head (52) Connection, the outer wall of the other end of the rotating bar (63) are fixedly connected by connecting rod (66) with the inner wall of swivel becket (64), institute It states sliding shoe (65) and offers the rotation slot (651) rotated for swivel becket (64), the sliding shoe (65), which is also provided with, to be used for Along the sliding groove (652) that connection frame (3) are slided, equipped with for by sliding shoe between the sliding shoe (65) and connection frame (3) (65) it lock onto the locking device of connection frame (3).

2. a kind of milling trigonum fixture convenient for operation as described in claim 1, it is characterised in that: the swivel becket (64) Outer wall is equipped with frosting.

3. a kind of milling trigonum fixture convenient for operation as described in claim 1, it is characterised in that: the locking device packet Include: helical teeth (67) and fixture block (68), the helical teeth (67) are integrally formed on connection frame (3), one end of the fixture block (68) with Sliding shoe (65) hingedly, is equipped with circlip, the other end and helical teeth of the fixture block (68) between fixture block (68) and sliding shoe (65) (67) cooperate.

4. a kind of milling trigonum fixture convenient for operation as described in claim 1, it is characterised in that: the sliding shoe (65) Two sides are located at integrally connected restraining position ring block (653) at the position of rotation slot (651), the two sides of the swivel becket (64) offer with The limiting slot (641) of stop collar (653) cooperation.

5. a kind of milling trigonum fixture convenient for operation as described in claim 1, it is characterised in that: the head (52) opens up Have top hole (54), the rotating bar (63) is fixedly connected with the withstanding tight block (69) with top hole (54) cooperation.

6. a kind of milling trigonum fixture convenient for operation as claimed in claim 5, it is characterised in that: the top hole (54) and Withstanding tight block (69) is hexagon or quadrangle or flat.

7. a kind of milling trigonum fixture convenient for operation as described in claim 1, it is characterised in that: fixed block (4) packet Include: four gripping blocks (42) being uniformly distributed circumferentially, an opposite face of each gripping block (42) are clamping face (421), four clamping faces (421) enclose between round and two neighboring clamping face (421) that there are gap, the clampings Block (42) is slidably connected with connection frame (3).

8. a kind of milling trigonum fixture convenient for operation as claimed in claim 7, it is characterised in that: gripping block (42) position Offer several equally distributed tooth sockets (43) in the side close to connection frame (3), the gripping block (42) and connection frame (3) it Between be equipped with the turntable (44) that be rotatablely connected with connection frame (3), the end face of the turntable (44), which has, to be cooperated in tooth socket (43) Screw thread (45), the bar portion (53) pass through turntable (44).

9. a kind of milling trigonum fixture convenient for operation as claimed in claim 7, it is characterised in that: the clamping face (421) Section be corrugated shape, the openings of sizes ecto-entad of the hatch frame (41) is gradually reduced.

10. a kind of milling trigonum fixture convenient for operation as described in claim 1, it is characterised in that: on the connection frame (3) Equipped with positioning pin (7).