CN-118578159-B - Indexing tooling for three-fork shaft product

Abstract

The invention discloses an indexing processing tool for a three-fork shaft product, which comprises a tool seat, a pressing mechanism and an indexing mechanism, wherein a processing cavity is formed in the front surface of the tool seat, the pressing mechanism comprises a pressing column which is rotatably installed, the indexing mechanism comprises a supporting column which is rotatably installed, the pressing column and the supporting column are both arranged in the processing cavity, the pressing column can move towards the direction of the supporting column so as to clamp and fix the three-fork shaft product between the pressing column and the supporting column, the indexing mechanism also comprises an indexing disc and an indexing driving assembly, the indexing disc is fixedly connected with the supporting column, and the indexing disc is in transmission connection with the indexing driving assembly.

Inventors

• LIANG DEZHONG
• XU FANGLIANG
• HUANG LEI
• LV YONGXIANG
• LIANG BIN
• LI PING

Assignees

• 浙江五洲新春集团股份有限公司

Dates

Publication Date

20260508

Application Date

20240530

Claims (3)

1. 1. The indexing processing tool for the three-fork shaft product is characterized by comprising a tool seat (1), The tool seat (1) is provided with a processing cavity (11) at the front side, the pressing mechanism (2) comprises a pressing column (21) which is rotatably arranged, the indexing mechanism (3) comprises a supporting column (31) which is rotatably arranged, the pressing column (21) and the supporting column (31) are arranged in the processing cavity (11), the pressing column (21) can move towards the direction of the supporting column (31) so as to clamp and fix a three-fork shaft product between the pressing column (21) and the supporting column (31), the indexing mechanism (3) further comprises an indexing disc (33) and an indexing driving component (34), the indexing disc (33) is fixedly connected with the supporting column (31), the indexing driving component (34) is in transmission connection, the indexing disc (33) and the supporting column (31) can be driven to rotate through the indexing driving component (34), the existing angle states of the indexing disc (33) and the supporting column (31) can be kept through the driving component (34), the tool seat (1) is provided with an indexing disc (33) and an indexing driving component (34), the tool seat (3) further comprises an indexing box (32) which is fixedly connected with the indexing mechanism (32), one end of the supporting column (31) penetrates through the index box (32) and is connected with the index plate (33), the index driving assembly (34) comprises a sector plate (341) and a rotating shaft (344), the sector plate (341) is rotatably arranged in the index box (32), three uniformly distributed rotating grooves (331) are formed in the index plate (33), one side of each rotating groove (331) is open, a linkage rod (342) is fixedly connected to the sector plate (341), a driving column (343) is vertically arranged on the linkage rod (342), the rotating shaft (344) is provided with a spline section (3441), the rotating shaft (344) is in spline connection with the sector plate (341), the rotating shaft (344) can drive the sector plate (341) and the driving column (343) to rotate, the driving column (343) can enter the rotating grooves (331) of the index plate (33) in the rotating process, so as to drive the index plate (33) to rotate, the sector plate (341) is provided with a sector plate 3411), the sector plate (332) is uniformly distributed in the size between each sector plate (332) and each arc (332) in the rotating process, and each arc (332) is uniformly distributed between each arc (332), the sector arc (3411) can be in fit contact with one of the positioning arcs (332), when the sector arc (3411) is in fit contact with the positioning arc (332), the dividing plate (33) is kept motionless, the driving column (343) rotates the dividing plate (33) in the process, the sector arc (3411) is just not in contact with any one of the positioning arcs (332), one end of the rotating shaft (344) extends to the outer side of the tool seat (1) and is fixedly connected with a screwing head (345), a pointer (3451) is connected to the outer wall of the screwing head (345), a rotating ring indicator (14) is carved on the outer wall of the tool seat (1), the rotating circle indicator (14) is correspondingly carved on the outer side of a movement track line of the pointer (3451), the indexing mechanism (3) further comprises a locking component (35), the locking component (35) comprises a spring box (351) and a locking sleeve (353), the spring box (351) is fixedly arranged in the processing cavity (11), a second spring (352) is arranged in the spring box (351), the locking sleeve (353) is fixedly arranged in the indexing box (32), one end of the rotating shaft (344) penetrates through the locking sleeve (353) and then extends into the spring box (351) and is connected with a spring pressing plate (3442), the spring pressing plate (3442) is pressed on the second spring (352), the locking sleeve (353) is provided with a spline inner hole (3531), the spline section (3441) of the rotating shaft (344) can be inserted into the spline inner hole (3531) under the condition that the rotating shaft (344) is only subjected to the elastic force of the second spring (352), and the spline section (3441) of the rotating shaft (344) can be separated from the spline inner hole (3531) when the rotating shaft (344) is subjected to the tensile force towards the outer side direction of the tool seat (1).
2. 2. Indexing tooling for a three-fork shaft product according to claim 1, characterized in that the pressing mechanism (2) further comprises a compression bolt (22) and a first spring (23), the tooling seat (1) is provided with a bolt hole (13), the bolt hole (13) is communicated with the processing cavity (11), the compression bolt (22) is installed in the bolt hole (13) in a threaded manner, one end of the compression bolt (22) extends into the processing cavity (11) and is connected with a pressing column (21) in a rotating manner, the first spring (23) is installed in the bolt hole (13), and the compression bolt (22) is pressed on the first spring (23).
3. 3. Indexing tooling for a trifurcated shaft product according to claim 1, characterized in that the back of the tooling seat (1) is connected with a butt seat (15).

Description

Indexing tooling for three-fork shaft product Technical Field The invention relates to the technical field of auxiliary equipment for part turning, in particular to an indexing processing tool for a three-fork shaft product. Background As shown in fig. 7, a special-shaped steam fitting part is characterized in that a shaft core 41 is arranged in the middle, three fork heads 42 are uniformly distributed around the shaft core 41, and in view of the appearance characteristics of the workpiece, the workpiece is named as a three-fork shaft product. The three fork heads 42 of the three fork heads are required to finish machining through a lathe, and therefore the fixed angle rotation problem of the three fork heads 42 is related to the product in the machining operation of the three fork heads, at present, enterprises have the problem of fixed angle rotation of the product by additionally arranging a hydraulic indexing chuck on a traditional lathe, but the hydraulic chuck has the problems of high refitting cost, oil leakage phenomenon of equipment, difficult maintenance operation and the like, and the design of the low-cost mechanical tool convenient to operate is urgent for enterprises. Disclosure of Invention The invention aims to overcome the defects of the prior art, and provides an indexing processing tool for a three-fork shaft product, which can effectively clamp the three-fork shaft product, and can realize fixed-angle rotation of the three-fork shaft product by controlling an indexing mechanism. In order to achieve the above purpose, the present invention adopts the following technical scheme: The utility model provides an index processing frock of three fork axle products, includes frock seat, pushing down mechanism and indexing mechanism, the processing chamber has been seted up to the frock seat front, pushing down mechanism is including the press post of rotation installation, indexing mechanism is including rotating the support column of installation, press post and support column all locate the processing intracavity, press post can be towards support column direction motion to fix three fork axle products centre gripping between press post and support column, indexing mechanism still includes graduated disk and graduation drive assembly, graduated disk and support column fixed connection, graduated disk and graduation drive assembly transmission are connected, through graduation drive assembly can drive graduated disk and support column rotation, through graduation drive assembly also can keep the existing angle state of graduated disk and support column. Further, the pushing mechanism further comprises a compression bolt and a first spring, the tool seat is provided with a bolt hole, the bolt hole is communicated with the processing cavity, the compression bolt is installed in the bolt hole in a threaded mode, one end of the compression bolt extends into the processing cavity, the compression bolt is connected with a pressing column in a rotating mode, the first spring is installed in the bolt hole, and the compression bolt is covered on the first spring in a pressing mode. Further, the tooling seat is provided with an indexer mounting groove, the indexing mechanism further comprises an indexing box, the indexing box is fixedly arranged in the indexer mounting groove, one end of the supporting column penetrates through the indexing box and is connected with an indexing disc, the indexing driving assembly comprises a sector disc and a rotating shaft, the sector disc is rotatably arranged in the indexing box, the indexing disc is provided with three uniformly distributed driving grooves, one side of each driving groove is opened, the sector disc is fixedly connected with a linkage rod, the linkage rod is vertically provided with a driving column, the rotating shaft is provided with a spline section, the rotating shaft is in spline connection with the sector disc, the rotating shaft can drive the sector disc and the driving column to rotate through driving, and the driving column can enter the driving grooves of the indexing disc in the rotating process so as to drive the indexing disc to rotate. Further, be equipped with fan-shaped arc on the fan-shaped dish, three equipartition's locating arc has been seted up on the graduated disk, every locating arc all locates the position between two adjacent driving grooves, fan-shaped arc size and locating arc assorted, fan-shaped dish rotates the in-process, fan-shaped arc can be in contact with one of them locating arc laminating, when fan-shaped arc and locating arc laminating contact, the graduated disk keeps motionless, the drive post area changes the graduated disk in-process, fan-shaped arc just in time does not contact with arbitrary locating arc. Further, pivot one end extends to the frock seat outside to fixedly connected with twists the head, it is connected with the pointer to twist on the head outer wall to twist, it indicates the mark to carve