CN218799134U - Axle bed anchor clamps and vertical lathe - Google Patents

Abstract

The utility model discloses an axle bed clamp and a vertical lathe, wherein the axle bed clamp comprises a base, and a first direction and a second direction which are perpendicular to each other are arranged; the two brackets are symmetrically arranged on two opposite sides of the base along a first direction; the two positioning plates are respectively arranged on the corresponding brackets, and the positioning plates are connected to the end faces, facing the center of the base, of the brackets; the two clamping blocks are symmetrically arranged on the other two opposite sides of the base along the second direction, and the clamping blocks are arranged between the two positioning plates; the sliding assembly is arranged on the base and connected with the clamping block so as to drive the clamping block to slide along the second direction of the base; the tensioning assembly is arranged on the support and extends out of the end face of the support towards the center of the base. Two axle beds are all fixed on the base, and the face that the processing was waited to the axle bed is relative, can two axle beds of simultaneous processing, and positioning accuracy is high, and clamping stability is good, improves the efficiency of axle bed car circular arc.

Description

Axle bed anchor clamps and vertical lathe

Technical Field

The utility model relates to the field of machining, in particular to axle bed anchor clamps and vertical lathe.

Background

Clamps are commonly used to clamp a workpiece in a fixed position for machining during machining and are common auxiliary tools used during machine tool operation.

In the related art, the shaft seat is an automobile part, circular arc machining is generally performed on a horizontal milling machine, but only one part can be machined at a time, the circular arc machining efficiency is low, the production speed of the part is low, and the requirement for scale production of the shaft seat is not easily met.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides an axle bed anchor clamps, one-time processing can press from both sides two axle beds, carries out the circular arc processing of turning to two axle beds simultaneously, and the machining precision is high, improves axle bed production efficiency.

The utility model also provides a vertical lathe of having above-mentioned axle bed anchor clamps.

The shaft seat clamp according to the embodiment of the first aspect of the present invention comprises a base having a first direction and a second direction perpendicular to each other; the two brackets are symmetrically arranged on two opposite sides of the base along the first direction; the two positioning plates are respectively arranged on the corresponding supports, and the positioning plates are connected to the end faces, facing the center of the base, of the supports; the two clamping blocks are symmetrically arranged on the other opposite sides of the base along the second direction, and the clamping blocks are arranged between the two positioning plates; the sliding assembly is arranged on the base and connected with the clamping block so as to drive the clamping block to slide along the second direction of the base; the tensioning assembly is arranged on the support and extends out of the end face, facing the center of the base, of the support.

According to the utility model discloses axle bed anchor clamps have following beneficial effect at least: be equipped with two supports on the first direction of base, the locating plate is all connected to every support, every locating plate corresponds axle bed of installation, the through-hole on the axle bed is strutted the tensioning by tensioning assembly and is made the axle bed fix on the support, on the second direction of base, install the tight piece of clamp in the base both sides mutually and be close to until pressing from both sides tight axle bed from axle bed both ends under the drive of slip subassembly, two axle beds are all fixed on the base from this, the face that the processing was treated to the axle bed is relative, can process two axle beds simultaneously, positioning accuracy is high, press from both sides tight stability good, the efficiency of axle bed car circular arc obtains improving.

According to the utility model discloses a some embodiments, the slip subassembly includes slider and two-way ball, two-way ball both ends are equipped with threaded connection's thread bush respectively, slider fixed connection in the thread bush is so that the slider can be followed two-way ball slides, press from both sides tight piece fixed connection in the slider.

According to some embodiments of the utility model, press from both sides tight piece and be equipped with respectively along its width direction's both sides and press from both sides tight inclined plane, two press from both sides tight inclined plane and be used for fixing a position with the work piece cooperation.

According to some embodiments of the utility model, the sliding component includes the clamp plate and presss from both sides tight slide, press from both sides tight slide fixed connection in the base, it is equipped with the third recess to press from both sides tight slide, the lower terminal surface of clamp plate with the diapire cooperation of third recess forms the confession the gliding track of slider.

According to some embodiments of the utility model, connect the positioning seat on pressing from both sides tight slide, two-way ball is equipped with two bellyings, the positioning seat is located two between the bellyings.

According to the utility model discloses a some embodiments, the positioning seat be equipped with two-way ball complex fourth recess, two distance between the bellying is greater than the width of positioning seat.

According to some embodiments of the utility model, the tensioning assembly includes that first screw, steel ball and two rise the round pin, the support is equipped with the sleeve, first screw is located in the sleeve, first screw is equipped with the release portion, the release portion with the steel ball offsets, the sleeve is equipped with and is used for the installation rise the through-hole of round pin, two rise the relative one end of round pin and form the concave edge, the steel ball is located the concave edge.

According to the utility model discloses a some embodiments, tensioning assembly is still including the piece that resets, the sleeve still is equipped with the storage tank, the storage tank be used for with the piece cover that resets is established telescopic circumference, so that two the round pin that rises can be followed telescopic radial tensioning or reset.

According to the utility model discloses a some embodiments, the support is equipped with first recess, the locating plate is equipped with the second recess, axle bed anchor clamps include the stopper, the both ends of stopper connect respectively in first recess with the second recess, so that the locating plate is installed on the support.

According to the utility model discloses a vertical lathe of second aspect embodiment, include according to the utility model discloses the axle bed anchor clamps of above-mentioned first aspect embodiment.

According to the utility model discloses vertical lathe has following beneficial effect at least: through adopting foretell axle bed anchor clamps, manual press from both sides two axle beds tightly to the base on, improve the positioning accuracy of axle bed, and then improve the machining precision of axle bed circular arc, two axle beds of vertical lathe once-through processing, the axle bed presss from both sides tightly stably, promotes vertical lathe's machining efficiency.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a cross-sectional view of a shaft seat clamp according to an embodiment of the present invention;

fig. 2 is a top view of a shaft seat clamp according to an embodiment of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A shown in FIG. 2;

fig. 4 is a side sectional view of the shaft seat fixture according to the embodiment of the present invention.

Reference numerals:

a shaft seat 100;

a base 200; a slide assembly 210; a slider 211; a bidirectional ball screw 212; a boss 2121; a threaded sleeve 213; a platen 214; a clamping slide 215; a third groove 2151; an operating handle 216; a positioning seat 217; fourth recess 2171;

a support 300; a sleeve 310; a receiving groove 311; a through-hole 312; a first groove 320;

a positioning plate 400; a second groove 410;

a clamping block 500; a clamping ramp 510;

a tension assembly 600; a first screw 610; a push-out portion 611; a steel ball 620; an expanding pin 630; a reset member 640;

a stop block 700.

Detailed Description

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 with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Clamping devices are commonly used to clamp a workpiece in a fixed position for machining during machining operations and are common auxiliary tools used during machine tool operations. In the related technology, the axle seat is machined on a horizontal milling machine in a circular arc mode, but only one part can be machined at a time, the circular arc machining efficiency is low, the production speed of the part is low, and the requirement for scale production of the axle seat is not easy to meet.

Referring to fig. 1, the shaft seat fixture according to the embodiment of the present invention includes a base 200, two brackets 300 symmetrically distributed about a first direction of the base 200 are connected to the base 200, the two brackets 300 extend toward the upper end of the base 200, opposite end surfaces of the two brackets 300 are respectively and fixedly connected to a positioning plate 400, an upper end surface of the positioning plate 400 is flush with an upper end surface of the bracket 300, the bracket 300 is further fixedly connected to a tensioning assembly 600, the tensioning assembly 600 and the positioning plate 400 are vertically spaced, and the tensioning assembly 600 is used for tensioning and fixing holes of a shaft seat 100; two clamping blocks 500 are symmetrically arranged on the base 200 at two ends of the bracket 300 in the length direction, and the two clamping blocks 500 can slide under the driving of the sliding assembly 210 so as to approach or separate from each other. The shaft seat 100 is installed on a clamp, the hole of the shaft seat 100 is sleeved with the tensioning assembly 600, the shaft seat 100 is matched with the positioning plate 400, the tensioning assembly 600 is adjusted to enable the shaft seat 100 to be installed on the support 300, the shaft seat 100 is symmetrically installed, the two clamping blocks 500 are enabled to be close to each other by sliding the clamping blocks 500, and the clamping blocks 500 are fixed by respectively contacting two ends of the two shaft seats 100. Axle bed 100 clamping is convenient, and two axle beds 100 are all fixed on base 200, and vertical lathe can follow support 300 top and carry out the circular arc processing to axle bed 100, because two axle beds 100 wait that the machined surface is relative, vertical lathe can two circular arcs of simultaneous processing, promotes axle bed 100 machining efficiency, improves the precision of car circular arc, can satisfy batch production's demand.

In some embodiments of the utility model, the clamp block 500 is driven by the sliding assembly 210 who connects on the base 200 and slides, sliding assembly 210 includes two sliders 211 and two-way ball 212, two-way ball 212 passes two sliders 211, the both ends of two-way ball 212 are equipped with left-handed thread and right-handed thread respectively with the part that slider 211 matches, sliding assembly 210 still includes two thread bushings 213 that match respectively with the screw thread at two-way ball 212 both ends, thread bushing 213 fixed connection slider 211 keeps away from the terminal surface at base 200 center and extends towards the center of base 200 along ball, clamp block 500 fixed connection is in slider 211 and moves left or right along with the rotation of two-way ball 212. When the bidirectional ball screw 212 rotates, the threaded sleeve 213 is engaged with the threads to displace relative to the ball screw, so as to drive the connected slider 211 to slide on the base 200, thereby moving the clamping block 500 away from or close to the shaft seat 100. By arranging the bidirectional ball screw 212 on the base 200, the movement of the two sliding blocks 211 is unified, and when the bidirectional ball screw 212 rotates in one direction, the clamping blocks 500 approach or separate from each other; when the bidirectional ball screw 212 rotates in the opposite direction, the clamping blocks 500 move away from or close to each other, the sliding assembly 210 has a compact structure, and the clamping efficiency of the shaft seat 100 is improved.

Referring to fig. 2, in some embodiments of the present invention, two symmetrically distributed clamping blocks 500 are disposed on the base 200 in a second direction perpendicular to the first direction, the two clamping blocks 500 are used for clamping the shaft seat 100 from the left and right sides of the shaft seat 100, each clamping block 500 is provided with two clamping inclined planes 510, and the two clamping inclined planes 510 are respectively disposed along the two sides of the width direction of the clamping block 500 to respectively contact with the front and rear shaft seats 100. The clamping blocks 500 can be close to each other by rotating the bidirectional ball screw 212, clamping of the shaft seat 100 can be completed when the inclined plane contacts the shaft seat 100, the adjustability of the shaft seat clamp is strong, and the adaptability of the shaft seat clamp to the shaft seat 100 can be improved. Wherein two inclined planes of the clamping block 500 extend to one end close to the center of the base 200 to form a vertical plane parallel to the first direction of the base 200 to be in transition connection with the two inclined planes, and a certain interval is formed between the two inclined planes and the machining position of the shaft seat 100, so that the phenomenon that the vertical lathe collides with the clamping block 500 in the process of turning a circular arc to influence the machining precision of the shaft seat 100 is avoided.

Referring to fig. 4, in some embodiments of the present invention, the lower end of the sliding block 211 is provided with protruding portions along the front and rear ends, the base 200 is provided with a clamping slide 215, the upper end surface of the clamping slide 215 is connected to the pressing plate 214, and the lower end surface of the pressing plate 214 is matched with the bottom wall of the third groove 2151 of the clamping slide 215 to form a track, so that the protruding portions slide on the base 200 along the track. The bidirectional ball screw 212 sequentially penetrates through the two sliding blocks 211, and the pressing plate 214 and the clamping sliding base 215 define a track for guiding the sliding blocks 211 to slide, so that the sliding blocks 211 are fixed on the base 200, and the clamping reliability of the shaft seat clamp is further improved.

Specifically, the positioning seat 217 is installed at the central position of the base 200 on the clamping sliding seat 215, the bidirectional ball screw 212 is matched with the positioning seat 217 through the two protruding portions 2121, so that the bidirectional ball screw and the clamping sliding seat 215 have correct relative positions, the centering accuracy of the two sliding blocks 211 is further improved, the clamping blocks 500 can simultaneously clamp the shaft seat 100 from the left end and the right end of the shaft seat 100, and the clamping accuracy of the shaft seat 100 is improved.

In some embodiments of the utility model, positioning seat 217 is equipped with fourth recess 2171, the positioning seat is located between two bellies 2121, the diameter of bellies 2121 is greater than the distance between two lateral walls of fourth recess 2171, and the distance between two bellies 2121 is greater than the width of positioning seat 217, through so setting up, two-way ball 212 can be controlled about in fourth recess 2171, the distance scope that its removed is injectd to two bellies 2121, can suitably adjust two relative position that press from both sides tight piece 500 so that the clamping is more stable when installing axle bed 100, the controllability of axle bed anchor clamps is improved, the machining precision of axle bed 100 circular arc is improved.

The utility model discloses an in some embodiments, pass through the rotatory two-way ball 212 of operating handle 216 during the clamping, two-way ball 212 is equipped with the screwed outer end and still is equipped with the polygon prism, operating handle 216 be equipped with polygon prism hole, match polygon prism hole and two-way ball 212's polygon prism end, can pass through the rotatory two-way ball 212 of operating handle 216, simple to operate, two-way ball 212 is difficult for rotatory, cooperation operating handle 216 easy operation further improves the clamping efficiency of axle bed 100.

Referring to fig. 2 and 3, in some embodiments of the present invention, a sleeve 310 is disposed on the bracket 300, a first screw 610, a steel ball 620 and an expanding pin 630 are sequentially disposed in the sleeve 310 along an axial direction of the sleeve 310, one end of the first screw 610 is engaged with an internal thread of the sleeve 310, and the other end of the first screw is formed with a push-out portion 611 to abut against the steel ball 620. The two expansion pins 630 are arranged in the through hole 312 formed along the radial direction of the sleeve 310 and are symmetrical about the axial direction of the sleeve 310, the sectional area of one end, close to the axial direction of the sleeve 310, of each expansion pin 630 is gradually reduced to form a conical head, the conical heads of the two expansion pins 630 are matched to form a concave edge to abut against the steel ball 620, in the sleeve 310, the first screw 610 is in threaded fit with the sleeve 310, the first screw 610 is screwed to enable the push-out portion 611 to push the steel ball 620 forwards, the steel ball 620 extrudes the concave edge to enable the two expansion pins 630 to be tensioned towards two sides, the expansion pins 630 support the inner wall of a hole of the shaft seat 100, the effect of fixing the relative position of the shaft seat 100 on the support 300 is achieved, the positioning precision is high, and the machining precision of the arc of the shaft seat 100 is improved.

In some embodiments of the present invention, the outer circumferential wall of the sleeve 310 is provided with a receiving groove 311 at a position where the expansion pins 630 are engaged, the reset member 640 is sleeved in the receiving groove 311, the reset member 640 is annular, two end surfaces of the expansion pins 630 near the outer circumference of the sleeve 310 are engaged with an inner wall of the reset member 640, the first screw 610 pushes the steel ball 620 forward, the expansion pins 630 expand the reset member 640 to make the reset member 640 contact with the inner wall of the hole of the shaft seat 100, and the shaft seat 100 is positioned through the hole of the shaft seat 100; the first screw 610 moves backward, the reset member 640 resets and tightens inward, the two expansion pins 630 approach each other, and the steel ball 620 rolls backward in the sleeve 310 under the pressing action of the concave edge. The reset part 640 enables the tensioning and the returning of the expanding pin 630 to be smoother, the stability and the reliability of the clamping of the shaft seat 100 are further improved, and the clamping speed is increased. It will be appreciated that in this embodiment, the reset member 640 is a wire locking collar. Each bracket 300 is connected to only one tensioning assembly 600, and only one of the holes of the four shaft seats 100 is tensioned to achieve the positioning effect, but the number of the tensioning assemblies 600 is not limited in the embodiment, and the positioning assemblies can achieve the positioning effect with the positioning plate 400.

Referring to fig. 4, specifically, when one shaft seat 100 is clamped on the shaft seat fixture, the shaft seat 100 is mounted on the bracket 300 in a matching manner with the positioning plate 400, the pushing portion 611 of the first screw 610 is rotated to press the steel ball 620, the steel ball 620 pushes the expanding pin 630 out to tension and fix the hole of the shaft seat 100, the bidirectional ball screw 212 is rotated to enable the two clamping blocks 500 to approach each other, and the rotation is stopped when the bidirectional ball screw contacts the shaft seat 100, so that the clamping on the shaft seat 100 is completed. The center of the base 200 is used as a symmetric center, the support 300, the positioning plate 400 and the tensioning assembly 600 on the base 200 are respectively symmetric about the center of the base 200, namely, two are arranged, two clamping inclined planes 510 are arranged on each clamping block 500, two shaft seats 100 can be simultaneously installed on one shaft seat clamp for circular arc machining, the two shaft seats 100 clamped on the shaft seat clamp are symmetrically distributed about the center of the base 200, two surfaces to be machined are opposite, and the two surfaces to be machined are matched with the two clamping blocks 500 to form a part machining position. The axle seat clamp of this embodiment can improve the clamping efficiency and the precision of axle seat 100, and then improves the processingquality of axle seat 100, promotes the production speed of axle seat 100.

The utility model discloses an in some embodiments, locating plate 400 passes through stopper 700 and is connected with support 300, two first recesses 320 are seted up to the preceding terminal surface of support 300, extend to the centre of support 300 from the left and right sides of support 300 respectively for two first recesses 320, two second recesses 410 that match with first recess 320 respectively are seted up to the rear end face of locating plate 400, stopper 700 locate between first recess 320 and the second recess 410 and with support 300 fixed connection, the upper and lower both ends of locating plate 400 pass through screw connection with support 300, when needs dismantlement or installation locating plate 400, locating plate 400 can find the relative position that locating plate 400 is in support 300 through the cooperation of second recess 410 with stopper 700 fast, improve the speed that locating plate 400 changed, and the production efficiency is improved.

The utility model discloses vertical lathe, include according to the utility model discloses the axle bed anchor clamps of above-mentioned first aspect embodiment.

According to the utility model discloses vertical lathe through adopting foretell axle bed anchor clamps, improves the clamping speed and the precision of axle bed 100, and positioning accuracy is high, and the clamping good reliability promotes vertical lathe's machining efficiency.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims (10)

1. An axle seat clamp, comprising:

a base having a first direction and a second direction perpendicular to each other;

the two brackets are symmetrically arranged on two opposite sides of the base along the first direction;

the two positioning plates are respectively arranged on the corresponding supports, and the positioning plates are connected to the end faces, facing the center of the base, of the supports;

the two clamping blocks are symmetrically arranged on the other opposite sides of the base along the second direction, and the clamping blocks are arranged between the two positioning plates;

the sliding assembly is arranged on the base and connected with the clamping block so as to drive the clamping block to slide along the second direction of the base;

the tensioning assembly is arranged on the support and extends out of the end face, facing the center of the base, of the support.

2. The shaft seat clamp of claim 1, wherein the sliding assembly comprises a sliding block and a bidirectional ball screw, the two ends of the bidirectional ball screw are respectively provided with a threaded sleeve in threaded connection, the sliding block is fixedly connected to the threaded sleeve so that the sliding block can slide along the bidirectional ball screw, and the clamping block is fixedly connected to the sliding block.

3. The axle seat clamp of claim 2, wherein the clamping block is provided with clamping inclined surfaces along both sides of the clamping block in the width direction, and the two clamping inclined surfaces are used for being matched and positioned with a workpiece.

4. The axle seat clamp of claim 2, wherein the sliding assembly comprises a pressing plate and a clamping slide, the clamping slide is fixedly connected to the base, the clamping slide is provided with a third groove, and the lower end surface of the pressing plate and the bottom wall of the third groove are matched to form a rail for the sliding block to slide.

5. The axle seat clamp of claim 4 wherein the clamping slide is coupled to a positioning socket, the bi-directional ball screw is provided with two bosses, and the positioning socket is disposed between the two bosses.

6. The axle seat clamp of claim 5, wherein the positioning seat is provided with a fourth groove for engaging with the bidirectional ball screw, and a distance between two of the protrusions is greater than a width of the positioning seat.

7. The axle seat clamp of claim 1, wherein the tensioning assembly comprises a first screw, a steel ball and two expanding pins, the bracket is provided with a sleeve, the first screw is arranged in the sleeve, the first screw is provided with a push-out part, the push-out part is abutted to the steel ball, the sleeve is provided with a through hole for mounting the expanding pins, the opposite ends of the two expanding pins form a concave edge, and the steel ball is arranged on the concave edge.

8. The axle seat clamp of claim 7, wherein the tensioning assembly further comprises a resetting member, and the sleeve is further provided with a receiving groove for receiving the resetting member in a circumferential direction of the sleeve, so that the two expanding pins can be tensioned or reset in a radial direction of the sleeve.

9. The axle seat clamp of claim 1, wherein the bracket defines a first recess, the positioning plate defines a second recess, and the axle seat clamp further comprises a stop block, two ends of the stop block are respectively connected to the first recess and the second recess, such that the positioning plate is mounted on the bracket.

10. A vertical lathe comprising an axle bed clamp as claimed in any one of claims 1 to 9.

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