CN222095380U - Milling machine fixture for machining irregular parts - Google Patents
Milling machine fixture for machining irregular parts Download PDFInfo
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- CN222095380U CN222095380U CN202420076639.7U CN202420076639U CN222095380U CN 222095380 U CN222095380 U CN 222095380U CN 202420076639 U CN202420076639 U CN 202420076639U CN 222095380 U CN222095380 U CN 222095380U
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- 238000003801 milling Methods 0.000 title claims abstract description 27
- 230000001788 irregular Effects 0.000 title claims abstract description 15
- 238000003754 machining Methods 0.000 title claims abstract description 15
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 238000009434 installation Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
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Abstract
A milling machine fixture for machining irregular parts belongs to the technical field of machining equipment. The utility model comprises a mounting seat, a connecting block and a connecting bolt, wherein a mounting groove is formed in the end part of the mounting seat, the connecting block is arranged in the mounting groove, a jackscrew is arranged on the mounting seat, the jackscrew tightly pushes the connecting block in the mounting groove, a stop block mounting groove and a bolt mounting groove are formed in the connecting block, the stop block mounting groove is communicated with the bolt mounting groove, the connecting bolt is arranged in the bolt mounting groove, an inner hexagonal adjusting hole is formed in the connecting bolt, a stop block is arranged in the stop block mounting groove, an adjusting gap H is formed between the connecting bolt and the stop block, and the adjusting gap H is 3-5 mm. The milling machine fixture is matched with a milling machine capable of moving along four axes, multidirectional processing of parts can be achieved, the parts can be processed and completed through one-time clamping, production time is greatly shortened, precision requirements of the parts are guaranteed, and production efficiency and production quality are guaranteed.
Description
Technical Field
The utility model relates to a special fixture for a milling machine, and belongs to the technical field of machining equipment.
Background
The chain is a common part for transmission in a tracked vehicle, wherein the precision requirement of an inner chain link of the chain is particularly important in the processing production process, the transmission precision can be determined, but when the inner chain link is processed, the size precision and the position precision of the hole are higher aiming at the irregular shape of the inner chain link of the part, so that the processing operation needs to be finished in multiple steps in the current processing process, multiple clamping is needed due to the fact that multiple processing is needed, but the processing reference is not easily determined again when the multiple clamping is carried out, and the processing error requirement of the chain link is difficult to guarantee. Based on the factors of small inner chain link parts, thin wall, irregular shape, easy deformation during clamping, high part precision and the like, a specific fixture is required to be designed to solve the problems.
Disclosure of utility model
The utility model aims to solve the technical problems. The following presents a simplified summary of the utility model in order to provide a basic understanding of some aspects of the utility model. It should be understood that this summary is not an exhaustive overview of the utility model. It is not intended to identify key or critical elements of the utility model or to delineate the scope of the utility model.
The technical scheme of the utility model is as follows:
The milling machine fixture for machining irregular parts comprises a mounting seat, a connecting block and a connecting bolt, wherein the end part of the mounting seat is provided with a mounting groove, the mounting groove is internally provided with a connecting block, a jackscrew is arranged on the mounting seat, the jackscrew tightly pushes the connecting block into the mounting groove, a stop block mounting groove and a bolt mounting groove are formed in the connecting block, the stop block mounting groove is communicated with the bolt mounting groove, the connecting bolt is arranged in the bolt mounting groove, an inner hexagon adjusting hole is formed in the connecting bolt, a stop block is arranged in the stop block mounting groove, an adjusting gap H is formed between the connecting bolt and the stop block, and the adjusting gap H is 3-5 mm.
Preferably, the mounting seat is provided with a positioning ring, the positioning ring divides the mounting seat into a left part and a right part, the left part and the right part are respectively a connecting block mounting seat and a clamping seat, and the mounting groove is formed in the connecting block mounting seat.
Preferably, the connecting block is provided with two bolt mounting grooves and two stop block mounting grooves, connecting bolts are arranged in the two bolt mounting grooves, and stop blocks are arranged in the two stop block mounting grooves.
Preferably, the right end of the connecting block is provided with a first external thread, the inner wall of the mounting groove is provided with a first internal thread, and the connecting block is connected and mounted with the first internal thread of the inner wall of the mounting groove through the first external thread.
The utility model has the following beneficial effects:
1. The milling machine fixture is matched with a milling machine capable of moving along four axes, multidirectional processing of parts can be achieved, the parts can be processed and completed through one-time clamping, production time is greatly shortened, precision requirements of the parts are guaranteed, and production efficiency and production quality are guaranteed.
2. Compared with the direct clamping of the workpiece, the workpiece is clamped by the milling machine fixture, the problem of part deformation caused by clamping force is avoided, meanwhile, the perpendicularity requirement of the holes and the two end faces and the parallelism requirement between the two holes are guaranteed, the appearance, the holes, the end faces and the middle groove can be machined at one time, the time for clamping the workpiece and aligning is greatly saved, the labor productivity is improved, and the production cost is reduced. The fixture is used for processing the parts, the working procedures of scribing, aligning and the like for the parts are omitted, and the operation difficulty of workers and the requirements on the technical grade of the workers are reduced.
3. The milling machine fixture is designed aiming at the characteristics of irregular shape of the chain links in the parts, higher size precision and position precision of the holes, low processing efficiency and the like. The milling machine fixture consists of a mounting seat, a connecting block, a connecting bolt, a stop block and a jackscrew. The fixture solves the problems of difficult part clamping, unstable positioning reference and the like, ensures the requirements of dimensional precision and position precision between two holes, reduces the processing difficulty, ensures the production quality, and ensures the processing precision and the production efficiency.
Drawings
FIG. 1 is a cross-sectional view of the present utility model;
FIG. 2 is a partial cross-sectional view of the mount;
FIG. 3 is a cross-sectional view of the connection block;
In the figure, a 1-mounting seat, a 2-connecting block, a 3-connecting bolt, a 4-stop block, a 5-jackscrew, a 6-mounting groove, a 7-stop block mounting groove, an 8-bolt mounting groove, a 9-inner hexagonal adjusting hole, a 10-positioning ring, a 11-connecting block mounting seat, a 12-clamping seat, a 13-first internal thread, a 14-first external thread, a 15-circular positioning part and a 16-circular positioning groove.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, the present utility model is described below by means of specific embodiments shown in the accompanying drawings. It should be understood that the description is only illustrative and is not intended to limit the scope of the utility model. In addition, in the following description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the present utility model.
The connection mentioned in the utility model is divided into a fixed connection and a detachable connection, wherein the fixed connection is a conventional fixed connection mode such as a non-detachable connection including but not limited to a hemmed connection, a rivet connection, an adhesive connection, a welded connection and the like, the detachable connection is a conventional detachable mode such as a threaded connection, a snap connection, a pin connection, a hinge connection and the like, and when a specific connection mode is not limited explicitly, at least one connection mode can be found in the conventional connection mode by default, so that the function can be realized, and a person skilled in the art can select the device according to needs. For example, the fixed connection is selected from a welded connection, and the detachable connection is selected from a hinged connection.
The first embodiment is described by referring to fig. 1 to 3, the milling machine fixture for machining irregular parts of the first embodiment comprises a mounting seat 1, a connecting block 2 and a connecting bolt 3, wherein a mounting groove 6 is formed in the end portion of the mounting seat 1, the connecting block 2 is mounted in the mounting groove 6, a jackscrew 5 is mounted on the mounting seat 1, the jackscrew 5 tightly pushes the connecting block 2 into the mounting groove 6, a block mounting groove 7 and a bolt mounting groove 8 are formed in the connecting block 2, the block mounting groove 7 is communicated with the bolt mounting groove 8, the connecting bolt 3 is mounted in the bolt mounting groove 8, an inner hexagon adjusting hole 9 is formed in the connecting bolt 3, a block 4 is mounted in the block mounting groove 7, an adjusting gap H is formed between the connecting bolt 3 and the block 4, and the adjusting gap H is 3mm-5mm. The milling machine fixture comprises a mounting seat 1, a connecting block 2, 2 connecting bolts 3, 2 check blocks 4 and jackscrews 5, wherein the leftmost side is an inner chain link of a part to be processed, the fixture is designed in such a way that the part and the connecting screws 3 are fastened through threaded connection, a threaded hole of the inner chain link to be processed is penetrated through an inner hexagonal wrench and inserted into an inner hexagonal adjusting hole 9, the connecting bolts 3 are screwed through the inner hexagonal wrench to enable the part to move rightwards and abut against the left end face of the connecting block 2, in addition, the check blocks 4 are placed in check block mounting grooves 7 of the connecting block 2, a gap of 3mm-5mm is reserved between the connecting bolts 3 and the check blocks 4, the adjusting quantity of the bolts during clamping the part is used for limiting the left-right movement of the connecting bolts 3, so that the connecting bolts 3 can rotate in place in a bolt mounting groove 8, the connecting bolts 3 are prevented from moving and falling into the check block mounting grooves 7, and the effect of connecting tensioning cannot be achieved.
The milling machine fixture of the embodiment is matched with a milling machine capable of moving along four axes, and particularly the mounting seat 1 is fixed on a chuck of the milling machine, so that multidirectional processing of parts can be realized, the parts can be clamped at one time, the processing is completed, the production time is greatly shortened, and the precision requirement of the parts is ensured.
In a second embodiment, referring to fig. 1 to 3, a milling machine fixture for machining irregular parts in this embodiment is described, the mounting base 1 is provided with a positioning ring 10, the positioning ring 10 divides the mounting base 1 into a left part and a right part, which are respectively a connection block mounting base 11 and a clamping base 12, and the mounting groove 6 is provided on the connection block mounting base 11. So set up, when using milling machine fixture, go-between 10 can play the effect of a location, will insert the chucking seat 12 part of mount pad 1 completely in the chucking dish of milling machine to make go-between 10 press close to on the chucking dish, accomplish the location installation of chucking dish promptly, so saved the time of adjusting mount pad 1 mounted position on the chucking dish, improved installation operating efficiency.
In the third embodiment, referring to fig. 1 to 3, a milling machine fixture for machining irregular parts in the third embodiment is described, two bolt mounting grooves 8 and two stopper mounting grooves 7 are machined on the connecting block 2, connecting bolts 3 are installed in the two bolt mounting grooves 8, and stoppers 4 are installed in the two stopper mounting grooves 7. So set up, wait to process the interior chain link and fix on connecting block 2 through two connecting bolts 3, its location installation is reliable to in the course of working, the interior chain link receives milling cutter external force to produce the position deviation, causes the machining error.
In a fourth embodiment, referring to fig. 1 to 3, a milling machine fixture for machining irregular parts in this embodiment is described, a first external thread 14 is machined at the right end of the connection block 2, a first internal thread 13 is machined on the inner wall of the installation groove 6, the connection block 2 is installed by connecting the first external thread 14 with the first internal thread 13 on the inner wall of the installation groove 6, the connection block 2 is in a circular revolving structure, a circular positioning portion 15 is machined at the right end of the connection block 2, and a circular positioning groove 16 adapted to the circular positioning portion 15 is machined in the installation groove 6. So set up, be threaded connection between connecting block 2 and the mount pad 1, circular location portion 15 of connecting block 2 right-hand member plays the positioning action, guarantees coaxial with mount pad 1, carries out further fastening with the jackscrew at last, guarantees the stability of whole anchor clamps.
It should be noted that, in the above embodiments, as long as the technical solutions that are not contradictory can be arranged and combined, those skilled in the art can exhaust all the possibilities according to the mathematical knowledge of the arrangement and combination, so the present utility model does not describe the technical solutions after the arrangement and combination one by one, but should be understood that the technical solutions after the arrangement and combination have been disclosed by the present utility model.
The present embodiment is only exemplary of the present patent, and does not limit the scope of protection thereof, and those skilled in the art may also change the part thereof, so long as the spirit of the present patent is not exceeded, and the present patent is within the scope of protection thereof.
Claims (4)
1. A milling machine fixture for machining irregular parts is characterized by comprising a mounting seat (1), a connecting block (2) and a connecting bolt (3), wherein a mounting groove (6) is formed in the end portion of the mounting seat (1), the connecting block (2) is arranged in the mounting groove (6), a jackscrew (5) is arranged on the mounting seat (1), the jackscrew (5) tightly pushes the connecting block (2) to be arranged in the mounting groove (6), a stop block mounting groove (7) and a bolt mounting groove (8) are formed in the connecting block (2), the stop block mounting groove (7) is communicated with the bolt mounting groove (8), the connecting bolt (3) is arranged in the bolt mounting groove (8), a hexagon adjusting hole (9) is formed in the connecting bolt (3), a stop block (4) is arranged in the stop block mounting groove (7), and an adjusting gap H is formed between the connecting bolt (3) and the stop block (4), and the adjusting gap H is 3mm-5mm.
2. The milling machine fixture for machining irregular parts according to claim 1, wherein the mounting seat (1) is provided with a positioning ring (10), the positioning ring (10) divides the mounting seat (1) into a left part and a right part, namely a connecting block mounting seat (11) and a clamping seat (12), and the mounting groove (6) is arranged on the connecting block mounting seat (11).
3. The milling machine fixture for machining irregular parts according to claim 1, wherein two bolt mounting grooves (8) and two stop block mounting grooves (7) are formed in the connecting block (2), connecting bolts (3) are arranged in the two bolt mounting grooves (8), and stop blocks (4) are arranged in the two stop block mounting grooves (7).
4. The milling machine fixture for machining irregular parts according to claim 1, wherein the right end of the connecting block (2) is provided with a first external thread (14), the inner wall of the mounting groove (6) is provided with a first internal thread (13), and the connecting block (2) is connected and mounted with the first internal thread (13) of the inner wall of the mounting groove (6) through the first external thread (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420076639.7U CN222095380U (en) | 2024-01-12 | 2024-01-12 | Milling machine fixture for machining irregular parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420076639.7U CN222095380U (en) | 2024-01-12 | 2024-01-12 | Milling machine fixture for machining irregular parts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222095380U true CN222095380U (en) | 2024-12-03 |
Family
ID=93613721
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420076639.7U Active CN222095380U (en) | 2024-01-12 | 2024-01-12 | Milling machine fixture for machining irregular parts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222095380U (en) |
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2024
- 2024-01-12 CN CN202420076639.7U patent/CN222095380U/en active Active
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