CN213730636U - Rotation-proof structure of accessory head mounting rod - Google Patents
Rotation-proof structure of accessory head mounting rod Download PDFInfo
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- CN213730636U CN213730636U CN202022628210.9U CN202022628210U CN213730636U CN 213730636 U CN213730636 U CN 213730636U CN 202022628210 U CN202022628210 U CN 202022628210U CN 213730636 U CN213730636 U CN 213730636U
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- ram
- conical block
- rod
- head
- fixed head
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Abstract
The utility model provides an accessory head installation rod rotation-proof structure, including ram and fixed head, fixed head fixed connection is in the lower part of ram, rotates along its axial in the fixed head and installs the installation pole, slides in the upper end tip of installation pole and is provided with the taper block, and the lower part of taper block is big end and fixed mounting on elastic mechanism, and the position that corresponds the taper block side on the installation pole runs through and slides and is provided with the puller pin, and the puller pin inner slides and sets up on the side of taper block, and the outer end butt of puller pin is on the lateral wall of fixed head; and an ejector rod is arranged in the ram in a sliding manner along the axial direction of the ram, the ejector rod and the conical block are coaxially arranged, and the ejector rod can penetrate into the mounting rod and is contacted with or separated from the conical block. Through ejector pin, awl piece and the cooperation of tight round pin of top make the tight round pin of top fix a position the installation pole, simple structure, the assembly installation of being convenient for, convenient control and locate function are stable to prevent that the installation pole from rotating by mistake.
Description
Technical Field
The utility model relates to a car grinds machining center accessory head, concretely relates to accessory head installation pole rotation-proof structure.
Background
The turning and grinding center realizes the one-time clamping of the workpiece to complete the combined machining of different procedures by replacing accessory heads such as the tool apron, the vertical grinding head, the horizontal grinding head, the polishing head and the like, and improves the machining precision and efficiency of the part.
Various accessory heads of the machine tool are stored in a tool magazine, automatic switching is needed when different procedures are processed, the accessory heads are connected in a quick-change mode, and a rotary driving part is generally connected in a spline structure. When the accessory head is unloaded from the ram and placed into the tool magazine, the spline sleeve is separated from the spline on the ram, the rotating part is not restrained, and the accessory head can rotate due to the rotation, vibration or artificial mistaken collision and the like of the tool magazine. When the accessory head is switched again under the condition, the inner spline tooth part and the outer spline tooth part are staggered in the circumferential direction and cannot be inserted and butted normally. In order to avoid the phenomenon, a special anti-misoperation mechanism is required to be arranged in the accessory head, and when the accessory head is placed in the tool magazine, the mechanism is coupled, so that the misoperation of the rotating part can be prevented; when the accessory head works, the mechanism is separated, and the normal rotation of the rotating part is not influenced.
SUMMERY OF THE UTILITY MODEL
To the demand among the prior art, the utility model provides an attach first installation pole rotation-proof structure.
An accessory head mounting rod anti-rotation structure comprises a ram and a fixing head which are vertically and coaxially arranged, wherein the fixing head is fixedly connected to the lower portion of the ram, a mounting rod is rotatably mounted in the fixing head along the axial direction of the fixing head, the lower end portion of the mounting rod is located outside the fixing head, a conical block is slidably arranged in the upper end portion of the mounting rod, the lower portion of the conical block is a large-head end and is fixedly mounted on an elastic mechanism, the acting force of the elastic mechanism is arranged along the axial direction of the conical block, a horizontally arranged puller pin penetrates through and is slidably arranged on the mounting rod corresponding to the side face of the conical block, the inner end of the puller pin is slidably arranged on the side face of the conical block, and the outer end of the puller pin abuts against the side wall of the fixing head;
and an ejector rod is arranged in the ram in a sliding manner along the axial direction of the ram, the ejector rod and the conical block are coaxially arranged, and the ejector rod can penetrate into the mounting rod and is contacted with or separated from the conical block.
The utility model discloses a theory of operation: the lower end part of the mounting rod is used for sleeving an accessory head, the ejector rod penetrates into the mounting rod and is matched with an elastic mechanism to enable the conical block to move along the axial direction of the fixing sleeve, meanwhile, the conical block pushes the puller pin to move, and when the puller pin abuts against the side wall of the fixing sleeve, the mounting rod is prevented from rotating; when the puller pin is separated from the mounting rod, the mounting rod normally rotates.
Further comprises the following steps: the connecting sleeve is fixedly connected between the fixing head and the ram, the pressing sleeve is fixedly sleeved on the lower portion in the connecting sleeve, the outer end of the jacking pin is abutted to or separated from the inner wall of the connecting sleeve, and the ejector rod penetrates through the connecting sleeve. Set up the adapter sleeve, be convenient for the utility model discloses in the assembly of each part with fixed.
Further comprises the following steps: the ejector rod is movably sleeved with a locking shaft, the locking shaft is slidably mounted in the ram, and the lower end face of the locking shaft is attached to or separated from the upper end face of the mounting rod. When the locking shaft is tightly attached to the mounting rod, the mounting rod is locked and linked with the locking shaft.
Further comprises the following steps: the upper part of the mounting rod is fixedly sleeved with a spline sleeve at a position corresponding to the pressing sleeve, the section of the pressing sleeve is in an L shape with an upward opening, the section of the spline sleeve is in an L shape with a downward opening, and the pressing sleeve and the spline sleeve are mutually nested and in clearance fit; the outer end of the puller pin is abutted to or separated from the inner wall of the pressing sleeve. The press sleeve is matched with the spline sleeve to prevent the installation rod from generating overlarge displacement when contacting with the locking shaft.
Further comprises the following steps: the elastic mechanism comprises a return spring, one end of the return spring is fixedly connected with the mounting rod, and the other end of the return spring is fixedly connected with the conical block; the inner end of the puller pin is slidably installed in a T-shaped sliding groove formed in the conical surface of the conical block, and the T-shaped sliding groove is formed along a bus of the conical surface.
The utility model has the advantages that: through ejector pin, awl piece and the cooperation of tight round pin of top make the tight round pin of top fix a position the installation pole, simple structure, the assembly installation of being convenient for, convenient control and locate function are stable to prevent that the installation pole from rotating by mistake.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the contact state between the tightening pin and the pressing sleeve;
FIG. 3 is a schematic structural view of the separating state of the puller pin and the pressing sleeve in the present invention;
fig. 4 is a schematic structural view of the mounting accessory head of the present invention.
In the figure, 1, a ram; 2. a locking shaft; 21. a top rod; 3. mounting a rod; 31. a spline housing; 32. a puller pin; 33. a conical block; 331. a T-shaped chute; 34. an elastic mechanism; 35. a positioning sleeve; 36. a bearing; 4. connecting sleeves; 41. pressing the sleeve; 5. a fixed head; 6. an accessory head.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings. Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention. The terms of left, middle, right, upper and lower directions in the examples of the present invention are only relative concepts or reference to the normal use status of the product, and should not be considered as limiting.
The first embodiment:
an anti-rotation structure of an accessory head mounting rod comprises a ram 1 and a fixed head 5 which are vertically and coaxially arranged, wherein the fixed head 5 is fixedly connected with the lower part of the ram 1, a mounting rod 3 is rotatably mounted in the fixed head 5 along the axial direction thereof, the lower end part of the mounting rod 3 is positioned outside the fixed head 5, a conical block 33 is arranged in the upper end part of the mounting rod 3 in a sliding way, the lower part of the conical block 33 is a big head end and is fixedly arranged on an elastic mechanism 34, the force of the elastic means 34 is arranged along the axial direction of the conical block 33, as shown in connection with figures 2 and 3, a horizontally arranged puller pin 32 is penetrated and glidingly arranged on the mounting rod 3 corresponding to the side surface of the conical block 33, the inner end of the puller pin 32 is slidably arranged on the side surface of the conical block 33, and the outer end of the puller pin 32 abuts against the side wall of the fixing head 5; an ejector rod 21 is arranged in the ram 1 in a sliding mode along the axial direction of the ram, the ejector rod 21 and the conical block 33 are arranged coaxially, and the ejector rod 21 can penetrate into the mounting rod 3 and is in contact with or separated from the conical block 33.
A connecting sleeve 4 is fixedly connected between the fixing head 5 and the ram 1, a pressing sleeve 41 is fixedly sleeved at the lower part in the connecting sleeve 4, the outer end of the puller pin 32 is abutted against or separated from the inner wall of the connecting sleeve 4, and the ejector rod 21 is arranged in the connecting sleeve 4 in a penetrating manner.
The ejector rod 21 is movably sleeved with a locking shaft 2, the locking shaft 2 is slidably mounted in the ram 1, and the lower end face of the locking shaft 2 is attached to or separated from the upper end face of the mounting rod 3. When the locking shaft 2 is tightly attached to the mounting rod 3, the mounting rod 3 is locked and linked with the locking shaft.
The elastic mechanism 34 comprises a return spring, one end of the return spring is fixedly connected with the mounting rod 3, and the other end of the return spring is fixedly connected with the conical block 33; the inner end of the puller pin 32 is slidably mounted in a T-shaped sliding groove 331 formed on the conical surface of the conical block 33, and the T-shaped sliding groove 331 is formed along a generatrix of the conical surface.
Second embodiment:
other technical characteristics are that under the same condition as the first embodiment, a spline housing 31 is fixedly sleeved on the upper part of the mounting rod 3 at a position corresponding to the pressing housing 41, the section of the pressing housing 41 is in an upward-opening L shape, the section of the spline housing 31 is in a downward-opening L shape, and the pressing housing 41 and the spline housing 30 are nested and in clearance fit with each other; the outer end of the puller pin 32 is abutted against or separated from the inner wall of the pressing sleeve 41.
The utility model discloses a theory of operation: as shown in fig. 4, the lower end of the mounting rod is used for sleeving the accessory head, the ejector rod penetrates into the mounting rod and is matched with the elastic mechanism to enable the conical block to move along the axial direction of the fixing sleeve, meanwhile, the conical block pushes the puller pin to move, and when the puller pin abuts against the side wall of the fixing sleeve, the mounting rod is prevented from rotating; when the puller pin is separated from the mounting rod, the mounting rod normally rotates.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides an accessory head installation pole rotation-proof structure which characterized in that: the device comprises a ram and a fixed head which are vertically and coaxially arranged, wherein the fixed head is fixedly connected to the lower part of the ram, an installation rod is rotatably installed in the fixed head along the axial direction of the fixed head, the lower end part of the installation rod is positioned outside the fixed head, a conical block is slidably arranged in the upper end part of the installation rod, the lower part of the conical block is a large-head end and is fixedly installed on an elastic mechanism, the acting force of the elastic mechanism is arranged along the axial direction of the conical block, a puller pin is penetratingly and slidably arranged on the installation rod corresponding to the side surface of the conical block, the inner end of the puller pin is slidably arranged on the side surface of the conical block, and the outer end of the puller pin abuts against the side wall of the fixed head; and an ejector rod is arranged in the ram in a sliding manner along the axial direction of the ram, the ejector rod and the conical block are coaxially arranged, and the ejector rod can penetrate into the mounting rod and is contacted with or separated from the conical block.
2. The attachment head mounting stem anti-rotation structure according to claim 1, wherein: the elastic mechanism comprises a return spring, one end of the return spring is fixedly connected with the mounting rod, and the other end of the return spring is fixedly connected with the conical block; the inner end of the puller pin is slidably installed in a T-shaped sliding groove formed in the conical surface of the conical block, and the T-shaped sliding groove is formed along a bus of the conical surface.
3. An attachment head mounting stem rotation preventing structure according to claim 1 or 2, wherein: the connecting sleeve is fixedly connected between the fixing head and the ram, the pressing sleeve is fixedly sleeved on the lower portion in the connecting sleeve, the outer end of the jacking pin is abutted to or separated from the inner wall of the connecting sleeve, and the ejector rod penetrates through the connecting sleeve.
4. An attachment head mounting stem anti-rotation structure according to claim 3, wherein: the ejector rod is movably sleeved with a locking shaft, the locking shaft is slidably mounted in the ram, and the lower end face of the locking shaft is attached to or separated from the upper end face of the mounting rod.
5. An attachment head mounting stem anti-rotation structure according to claim 4, wherein: the upper part of the mounting rod is fixedly sleeved with a spline sleeve at a position corresponding to the pressing sleeve, the section of the pressing sleeve is in an L shape with an upward opening, the section of the spline sleeve is in an L shape with a downward opening, and the pressing sleeve and the spline sleeve are mutually nested and in clearance fit; the outer end of the puller pin is abutted to or separated from the inner wall of the pressing sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022628210.9U CN213730636U (en) | 2020-11-14 | 2020-11-14 | Rotation-proof structure of accessory head mounting rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022628210.9U CN213730636U (en) | 2020-11-14 | 2020-11-14 | Rotation-proof structure of accessory head mounting rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213730636U true CN213730636U (en) | 2021-07-20 |
Family
ID=76824991
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022628210.9U Active CN213730636U (en) | 2020-11-14 | 2020-11-14 | Rotation-proof structure of accessory head mounting rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213730636U (en) |
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2020
- 2020-11-14 CN CN202022628210.9U patent/CN213730636U/en active Active
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