CN209793207U - simple quick-change hydraulic fixture for milling of pinion - Google Patents
simple quick-change hydraulic fixture for milling of pinion Download PDFInfo
- Publication number
- CN209793207U CN209793207U CN201920341658.7U CN201920341658U CN209793207U CN 209793207 U CN209793207 U CN 209793207U CN 201920341658 U CN201920341658 U CN 201920341658U CN 209793207 U CN209793207 U CN 209793207U
- Authority
- CN
- China
- Prior art keywords
- hydraulic clamp
- clamp body
- expansion sleeve
- push
- conical surface
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Clamps And Clips (AREA)
Abstract
The utility model relates to a simple and easy quick change hydraulically operated fixture is used in piece gear milling, the anchor clamps manufacturing cost of solving current piece gear is higher, manual clamping efficiency is lower and different tight forms of clamp mix the inconvenient problem of management. The clamp comprises a fixing component and an adjusting component; the fixing assembly comprises a base, a hydraulic clamp body and a push-pull type clamp; the adjusting assembly comprises an adjusting pad, an expansion sleeve and a pull rod; the hydraulic clamp body comprises a mounting part and a clamping part which are fixedly connected, the outer surface of the clamping part is provided with an outer conical surface, the mounting part is fixedly arranged on the base and is provided with a mounting cavity for mounting the push-pull type clamping device, and the expansion sleeve is sleeved on the clamping part of the hydraulic clamp body through the matching of the inner conical surface and the outer conical surface; the push-pull type clamping device is fixedly arranged on the base, and the pull rod sequentially penetrates through the expansion sleeve and the hydraulic clamp body to be fixedly connected with a driving rod of the push-pull type clamping device; the adjusting pad is arranged between the mounting part of the hydraulic clamp body and the workpiece.
Description
Technical Field
The utility model relates to a clamping anchor clamps, concretely relates to piece gear mills with simple and easy quick change hydraulically operated fixture.
Background
when the sheet gear is processed by a milling machine or a processing center, the sheet gear is clamped by a manual clamp, a pneumatic clamp or a hydraulic clamp, and the product has the characteristic of diversity because the sheet gear has different sizes of apertures and heights. The piece gear of every specification all needs respective anchor clamps to carry out the clamping, and this makes the design and use anchor clamps quantity of different apertures and height too much, causes manufacturing cost to be high at all. In addition, the clamps of different clamping forms are used in a mixed manner on the same machine tool, so that frequent field switching is caused, inconvenience is brought to clamp management, and meanwhile, the production efficiency of the whole process is limited by the manual clamp with low clamping efficiency.
SUMMERY OF THE UTILITY MODEL
the utility model aims at solving the inconvenient problem of current piece gear anchor clamps manufacturing cost is higher, clamping efficiency is lower and different tight forms of clamp use the management thoughtlessly, providing a piece gear mills with simple and easy quick change hydraulically operated fixture.
The technical scheme of the utility model is that:
a simple quick-change hydraulic clamp for milling a pinion comprises a fixing component and an adjusting component; the fixing assembly comprises a base, a hydraulic clamp body and a push-pull type clamp; the adjusting assembly comprises an adjusting pad, an expansion sleeve and a pull rod; the inner surface of the expansion sleeve is an inner conical surface; the hydraulic clamp body comprises a mounting part and a clamping part which are fixedly connected, the outer surface of the clamping part is provided with an outer conical surface matched with the inner conical surface of the expansion sleeve, a through hole through which the pull rod passes is formed in the clamping part, the mounting part is fixedly arranged on the base and is provided with a mounting cavity for mounting the push-pull type clamping device, and the expansion sleeve is sleeved on the clamping part of the hydraulic clamp body through the matching of the inner conical surface and the outer conical surface; the pull rod sequentially penetrates through the expansion sleeve and the hydraulic clamp body to be fixedly connected with the driving rod of the push-pull type clamping device; the adjusting pad is arranged between the mounting part of the hydraulic clamp body and the workpiece and used for adjusting the axial position of the workpiece to be clamped.
Further, the adjusting pad includes interior adjusting pad and outer adjusting pad, interior adjusting pad is annular structure, outer adjusting pad is annular structure, and is provided with a plurality of archs along the circumference equipartition on its terminal surface, and this arch prevents that the work piece terminal surface has iron fillings or excessive location.
Furthermore, the expansion sleeve comprises a rigid part and a flexible part, wherein the rigid part and the flexible part are both of fan-shaped structures and are sequentially and alternately arranged, and the structure can ensure the strength and the elasticity of the expansion sleeve.
Furthermore, the rigid part of the expansion sleeve is made of carbon steel, and the flexible part of the expansion sleeve is made of rubber.
Further, the conicity of the inner conical surface of the expansion sleeve and the outer conical surface of the hydraulic clamp body is 1: 4, the effect of positioning the cone surface is poor due to the fact that the cone degree is too large (1: 5), and the effect of positioning the cone surface is poor due to the fact that the cone degree is too small (1: 3), the cone surface is too large in axial movement and can be self-locked, and workpieces are difficult to take.
Further, the hydraulic clamp body is fixedly arranged on the base through a connecting disc.
further, the base is provided with a mounting hole used for being connected with the workbench, and the mounting hole is a waist-shaped hole.
Further, the pull rod is fixedly connected with the push-pull type clamping device through threads.
compared with the prior art, the utility model, following technological effect has:
1. The utility model provides a simple and easy quick change hydraulically operated fixture is used in the piece gear mills, and the piece gear of different specifications can all use this hydraulically operated fixture, avoids manual, pneumatic and hydraulically operated fixture promiscuous state, reduces the switching adjustment of the tight type of different clamp, and this hydraulically operated fixture can realize quick replacement, falls into fixed and adjustable two parts to anchor clamps to carry out seriation design to the adjustment subassembly, reduce the part quantity that needs to be changed when changing the product, further reduce intensity of labour.
2. The utility model provides a when hydraulically operated fixture used, it is directly associative with the hydraulic pressure station of lathe to the hydraulic pressure part of anchor clamps, can press from both sides the operation that tightly, loosen through the system panel of lathe, it is convenient to control.
Drawings
Fig. 1 is a schematic structural view of the simple quick-change hydraulic clamp for milling a piece gear of the present invention;
FIG. 2 is a structural diagram of a base in the hydraulic clamp of the present invention;
Fig. 3 is a top view of a base in the hydraulic clamp of the present invention;
FIG. 4 is a structural diagram of a hydraulic clamp body in the hydraulic clamp of the present invention;
FIG. 5 is a structural diagram of the expanding sleeve of the hydraulic clamp of the present invention;
FIG. 6 is a cross-sectional view E-E of FIG. 5;
FIG. 7 is a structural diagram of an external adjustment pad in the hydraulic clamp of the present invention;
Fig. 8 is a sectional view F-F of fig. 7.
reference numerals: 1-base, 2-hydraulic clamp body, 3-push-pull type clamp, 4-adjusting pad, 5-expansion sleeve, 6-pull rod, 7-connecting disc, 8-workpiece, 11-mounting hole, 12-oil circuit interface, 21-mounting part, 22-clamping part, 23-outer conical surface, 24-through hole, 25-mounting cavity, 41-inner adjusting pad, 42-outer adjusting pad, 421-bulge, 51-rigid part, 52-flexible part and 53-inner conical surface.
Detailed Description
the invention is described in further detail below with reference to the following figures and specific examples:
The piece gear adds man-hour hand-operated, pneumatic or hydraulically operated fixture clamping commonly used at milling machine or machining center, because of the variety of product, the difference such as aperture and height causes the anchor clamps quantity of design and use too much, brings a great deal of inconvenience for field adjustment and inventory management, therefore the utility model provides a interchangeable is less, can quick replacement, clamping when different product processing switch, stable, control convenient simple and easy quick change anchor clamps for hydraulic milling. The utility model discloses a hydraulic fixture inlays dress a plug-type binding clasp 3 at the base 1 interior middle part on the connection workstation, fix hydraulic fixture body 2 in the top of base 1 through connection pad 7, be connected with in the top of hydraulic fixture body 2, the pad is adjusted outward, be used for adjusting the axial position that needs to press from both sides tight work piece 8, press from both sides tight hole of work piece 8 with the cover 5 and the pull rod 6 that rise of connecting on plug-type binding clasp 3, plug-type binding clasp 3 is connected to the hydraulic pressure workstation of lathe through the oil circuit, press from both sides the operation accessible system panel that tightly reaches and loosen and operate.
As shown in fig. 1 to 8, the simple quick-change hydraulic clamp for a plate gear milling machine provided by the utility model comprises a fixing component and an adjusting component; the fixing assembly comprises a base 1, a hydraulic clamp body 2 and a push-pull type clamp 3; the adjusting assembly comprises an adjusting pad 4, an expansion sleeve 5 and a pull rod 6. The inner surface of the expansion sleeve 5 is an inner conical surface 53, the expansion sleeve 5 comprises a rigid part 51 and a flexible part 52, the rigid part 51 and the flexible part 52 can be designed into a fan-shaped structure and are sequentially and alternately arranged, the rigid part 51 of the expansion sleeve 5 can be made of carbon steel, and the flexible part 52 can be made of rubber. During manufacturing, the rigid taper sleeve is cut into a plurality of empty grooves along the circumferential direction, rubber materials are filled in the empty grooves and then the empty grooves are bonded into a whole and are close to the original outer diameter, and the mode can not only ensure the strength of the expansion sleeve 5, but also ensure the elasticity of the expansion sleeve 5.
As shown in fig. 4, the hydraulic clamp body 2 comprises a fixed connection mounting part 21 and a clamping part 22, the outer surface of the clamping part 22 is provided with an outer conical surface 23 matched with the inner conical surface 53 of the expansion sleeve, a through hole 24 through which the pull rod 6 passes is arranged inside the clamping part, the mounting part 21 is fixedly arranged on the base 1 and is provided with a mounting cavity 25 for mounting the push-pull type clamping device 3, and the expansion sleeve 5 is sleeved on the clamping part 22 of the hydraulic clamp body 2 through the matching of the inner conical surface 53 and the outer conical surface 23; push-pull type binding clasp 3 is fixedly mounted on base 1, is located the installation cavity 25 of hydraulically operated fixture body 2, and its oil circuit communicates with oil circuit interface 12 of base 1 to make push-pull type binding clasp 3 promote the actuating lever to remove under the work of external pressure oil, pull rod 6 passes set 5, hydraulically operated fixture body 2 and the actuating lever fixed connection of push-pull type binding clasp 3 that rises in proper order, and is concrete, pull rod 6 can adopt screw thread fixed connection with push-pull type binding clasp 3.
The adjusting pad 4 is arranged between the mounting part 21 of the hydraulic clamp body 2 and the workpiece 8 and used for adjusting the axial position of the workpiece 8 to be clamped, the adjusting pad 4 comprises an inner adjusting pad 41 and an outer adjusting pad 42, the inner adjusting pad 41 is of an annular structure, the outer adjusting pad 42 is of an annular structure, a plurality of protrusions 421 uniformly distributed along the circumferential direction can be arranged on the end face of the adjusting pad, and the protrusions 421 prevent scrap iron or excessive positioning on the end face of the workpiece 8.
The conicity of the inner conical surface 53 of the expanding sleeve and the outer conical surface 23 of the hydraulic clamp body is 1: 4, the effect of positioning the cone surface is poor due to the fact that the cone degree is too large (1: 5), and the effect of positioning the cone surface is poor due to the fact that the cone degree is too small (1: 3), the cone surface is too large in axial movement and can be self-locked, and a workpiece 8 is difficult to take.
The hydraulic fixture body 2 is fixedly arranged on the base 1 through the connecting disc 7, and the hydraulic fixture body 2 can be conveniently connected with the base 1, so that the hydraulic fixture body 2 is relatively simple in structure and low in cost.
The base 1 is provided with a mounting hole 11 used for being connected with a workbench, the mounting hole 11 is a waist-shaped hole, and position adjustment can be conveniently carried out on the workbench.
the utility model provides an anchor clamps adopt the hydraulic clamping mode, and plug-type binding clasp 3 passes through oil piping connection to the hydraulic pressure workstation of lathe, and whole base 1 passes through threaded connection to be fixed on table surface. The hydraulic clamp body 2 is fixed above the base 1 through a connecting disc 7, the upper part of the hydraulic clamp body 2 is provided with a conical surface matched with the expansion sleeve 5, and the middle part of the hydraulic clamp body is hollow so that a pull rod 6 can pass through the hydraulic clamp body. An inner adjusting pad 41 and an outer adjusting pad 42 are connected above the hydraulic clamp body 2 in sequence and can be selectively used for adjusting the axial position of the workpiece 8 to be clamped. A pull rod 6 connected through threads is arranged above the push-pull type clamping device 3, and the expansion sleeve 5 is sleeved outside the pull rod 6. When the pull rod 6 moves axially, the expansion sleeve 5 is matched with the conical surface of the hydraulic clamp body 2, so that the expansion sleeve 5 expands in the radial direction to clamp the inner hole of the workpiece 8. When different products are replaced, the inner adjusting pad and the outer adjusting pad are selectively combined and connected, and then the serial expansion sleeve 5 and the pull rod 6 are matched to realize quick production replacement. The machining program is set through a system panel of the machine tool, the push-pull type clamping device 3 is operated through a clamping and loosening instruction to generate descending and ascending actions, the pull rod 6 is driven to complete clamping and loosening operations of the clamp on the workpiece 8 through the expansion sleeve 5, and therefore the effect of quick operation is achieved.
Claims (8)
1. The utility model provides a simple and easy quick change hydraulically operated fixture is used in pinion milling which characterized in that: comprises a fixing component and an adjusting component;
the fixing assembly comprises a base (1), a hydraulic clamp body (2) and a push-pull type clamp (3); the adjusting component comprises an adjusting pad (4), an expansion sleeve (5) and a pull rod (6);
The inner surface of the expansion sleeve (5) is an inner conical surface (53); the hydraulic clamp comprises a hydraulic clamp body (2) and a clamping part (22), wherein the hydraulic clamp body (2) comprises a mounting part (21) and the clamping part (22) which are fixedly connected, the outer surface of the clamping part (22) is provided with an outer conical surface (23) matched with an inner conical surface (53) of an expansion sleeve, a through hole (24) through which a pull rod (6) penetrates is formed in the clamping part, the mounting part (21) is fixedly arranged on a base (1) and is provided with a mounting cavity (25) for mounting a push-pull type clamping device (3), and the expansion sleeve (5) is sleeved on the clamping part (22) of the hydraulic clamp body (2) through the matching of the inner conical surface (53) and the outer;
The push-pull type clamping device (3) is fixedly arranged on the base (1) and is positioned in an installation cavity (25) of the hydraulic clamp body (2), an oil way of the push-pull type clamping device (3) is communicated with an oil way interface (12) of the base (1), and the pull rod (6) sequentially penetrates through the expansion sleeve (5) and the hydraulic clamp body (2) to be fixedly connected with a driving rod of the push-pull type clamping device (3);
the adjusting pad (4) is arranged between the mounting part (21) of the hydraulic clamp body (2) and the workpiece (8) and used for adjusting the axial position of the workpiece (8) to be clamped.
2. The simple quick-change hydraulic clamp for the chip gear milling machine according to claim 1, characterized in that: the adjusting pad (4) comprises an inner adjusting pad (41) and an outer adjusting pad (42), wherein the inner adjusting pad (41) is of an annular structure, the outer adjusting pad (42) is of an annular structure, and a plurality of bulges (421) uniformly distributed along the circumferential direction are arranged on the end surface of the outer adjusting pad.
3. the simple quick-change hydraulic clamp for the face gear milling according to claim 2, is characterized in that: the expansion sleeve (5) comprises rigid parts (51) and flexible parts (52), and the rigid parts (51) and the flexible parts (52) are alternately arranged in sequence.
4. The simple quick-change hydraulic clamp for the chip gear milling machine according to claim 3, wherein: the rigid part (51) of the expansion sleeve (5) is made of carbon steel, and the flexible part (52) is made of rubber.
5. The simple quick-change hydraulic clamp for the face gear milling according to any one of claims 1 to 4, is characterized in that: the conicity of the inner conical surface (53) of the expansion sleeve (5) and the conicity of the outer conical surface (23) of the hydraulic clamp body are 1: 4.
6. The simple quick-change hydraulic clamp for the chip gear milling machine according to claim 5, wherein: the hydraulic clamp body (2) is fixedly arranged on the base (1) through the connecting disc (7).
7. The simple quick-change hydraulic clamp for the chip gear milling machine according to claim 6, wherein: the base (1) is provided with a mounting hole (11) used for being connected with the workbench, and the mounting hole (11) is a waist-shaped hole.
8. The simple quick-change hydraulic clamp for the chip gear milling machine according to claim 5, wherein: the pull rod (6) is fixedly connected with the push-pull type clamp (3) through threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920341658.7U CN209793207U (en) | 2019-03-18 | 2019-03-18 | simple quick-change hydraulic fixture for milling of pinion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920341658.7U CN209793207U (en) | 2019-03-18 | 2019-03-18 | simple quick-change hydraulic fixture for milling of pinion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209793207U true CN209793207U (en) | 2019-12-17 |
Family
ID=68825088
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920341658.7U Active CN209793207U (en) | 2019-03-18 | 2019-03-18 | simple quick-change hydraulic fixture for milling of pinion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209793207U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109877621A (en) * | 2019-03-18 | 2019-06-14 | 西安法士特汽车传动有限公司 | A kind of simple quick change hydraulically operated fixture of plate gear milling |
| CN113579806A (en) * | 2021-07-20 | 2021-11-02 | 贵州安吉华元科技发展有限公司 | Special part fixture for intelligently manufacturing and machining blades |
| CN114932435A (en) * | 2022-07-04 | 2022-08-23 | 威海成亚机械加工有限公司 | Internal expansion chuck for walking machine |
-
2019
- 2019-03-18 CN CN201920341658.7U patent/CN209793207U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109877621A (en) * | 2019-03-18 | 2019-06-14 | 西安法士特汽车传动有限公司 | A kind of simple quick change hydraulically operated fixture of plate gear milling |
| CN113579806A (en) * | 2021-07-20 | 2021-11-02 | 贵州安吉华元科技发展有限公司 | Special part fixture for intelligently manufacturing and machining blades |
| CN114932435A (en) * | 2022-07-04 | 2022-08-23 | 威海成亚机械加工有限公司 | Internal expansion chuck for walking machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209793207U (en) | simple quick-change hydraulic fixture for milling of pinion | |
| CN106239195A (en) | A kind of supporting tool of casing part | |
| CN213164143U (en) | Automatic centering and automatic tensioning quick clamping tool | |
| CN112719976A (en) | Thin-wall part turning clamping device | |
| CN109986141A (en) | A kind of quick-replaceable gear-hobbing clamp | |
| CN107363279A (en) | A kind of adjustable multifunction hydraulic fixture of numerically controlled lathe | |
| CN208575540U (en) | A kind of device having both axial fast precise, radial direction centering and clamping function | |
| CN210334401U (en) | Lathe combined clamp for machining workpiece with local cylindrical surface | |
| CN106425624B (en) | Can quick assembling combined type mandrel | |
| CN210451949U (en) | Lathe special-shaped part quick replacement frock | |
| CN209110244U (en) | Drilling tooling device for skew back hole | |
| CN102764994A (en) | Pneumatic clamping device for machine tool | |
| CN110625201A (en) | Shaft gear shaping clamp | |
| CN205928014U (en) | Disc part chuck frock | |
| CN109877621A (en) | A kind of simple quick change hydraulically operated fixture of plate gear milling | |
| CN213438676U (en) | Aligning clamp for grinding inner hole | |
| CN212552843U (en) | Fixture for milling crescent groove in compressor cylinder | |
| CN210818576U (en) | Short shaft high-precision quick clamping device | |
| CN211135800U (en) | Hobbing clamp | |
| CN205290678U (en) | End tooth flange grinding machine positioning fixture | |
| CN219170233U (en) | Pneumatic clamp capable of realizing exchange between outer clamp and inner support | |
| CN110587341A (en) | Short shaft high-precision quick clamping device and clamping method | |
| CN213003096U (en) | Self-centering gear hobbing clamp | |
| CN218696215U (en) | Large-area plate body suspension machining supporting device | |
| CN219542353U (en) | Positioning tool for machining sinking table holes and inner holes of disc-type workpiece vertical lathe |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |