CN213615383U - Fixture for machining part notch - Google Patents

Abstract

A clamp for processing a part notch comprises two symmetrically arranged telescopic clamping devices; the fixed tubular construction recess that is provided with one end open-ended of splint lateral wall centre rigidity, blind end fixed connection spring one end in the recess, the other end fixed connection recess slider one end of spring, recess slider slidable set up in the recess, the recess slider is kept away from the one end at the bottom of the one end fixed connection location awl of spring, the one end natural state at location awl top extends splint one side, the opposite side of splint with telescoping device's one end fixed connection, two splint can draw close each other or keep away from the motion. This anchor clamps of processing part notch can effectively guarantee to axle type part time axle center location accurate, and the operation is convenient fast.

Description

Fixture for machining part notch

Technical Field

The utility model belongs to the technical field of the parts machining equipment, concretely relates to anchor clamps of processing part notch.

Background

In the machining production process, the clamp is widely used and is mainly used for fixing a machined workpiece. In the processing production, can often carry out accurate location and the clamp tightly to the axle center of axle type part when adding notch such as axle type part processing keyway, just can guarantee the processingquality of notch, can normally assemble and use after processing is accomplished. In the prior art, when a shaft part is clamped, the position of the part is usually measured by a measuring instrument, and the clamping position is repeatedly adjusted until the positioning is accurate, so that the positioning and clamping workload of the shaft part is large, and the efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides an axle center location is accurate when can effectively guaranteeing to carry out axle type part to the anchor clamps of processing part notch, and the operation is convenient fast.

In order to achieve the above object, the utility model adopts the following technical scheme:

a clamp for processing a part notch comprises two symmetrically arranged telescopic clamping devices; flexible centre gripping equipment includes telescoping device, splint, spring, recess slider and location awl, splint lateral wall centre rigidity is provided with the open-ended tubular structure recess of one end, blind end fixed connection spring one end in the recess, the other end fixed connection recess slider one end of spring, recess slider slidable set up in the recess, the recess slider is kept away from the one end at the bottom of the one end fixed connection location awl of spring, the one end natural state at location awl top extends splint one side, the opposite side of splint with the one end fixed connection of telescoping device, two splint can draw close or keep away from the motion each other.

Further, still include workstation and two supports, workstation top both sides are two fixed connection respectively the support lower part, slidable is provided with the slider on the support, slider one end fixed connection the telescoping device is kept away from the one end of splint.

Further, the telescoping device includes flexible seat, coupling nut, telescopic link and device slider, flexible seat one end fixed connection be in on the slider, flexible seat inner chamber is square inner chamber, slidable is provided with the device slider in the flexible seat inner chamber, device slider one end fixed connection telescopic link one end tip, be provided with the external screw thread on the telescopic link, the rotatable flexible seat of connection of coupling nut is kept away from the one end tip of slider, coupling nut threaded connection telescopic link, the telescopic link is kept away from the one end fixedly connected with ejector pad of flexible seat, the ejector pad with splint fixed connection.

Further, still include the back of the body cap, back of the body cap threaded connection the telescopic link, back of the body cap set up in coupling nut keeps away from one side of telescopic seat.

Further, still include the handle, handle fixed connection is in coupling nut outer wall department.

Further, still include two lift assemblies, two the lift assembly slidable sets up in the workstation top, lift assembly spare is used for sending the part to splint department.

Further, the lifting assembly comprises a table top sliding block, an electric push rod and a supporting plate, the table top sliding block is arranged at the top of the workbench in a sliding mode, the electric push rod is fixedly mounted at the top of the table top sliding block, and the supporting plate is fixedly connected with the telescopic end of the electric push rod.

Further, a V-shaped groove is formed in the supporting plate.

The utility model has the beneficial technical effects that:

(1) the telescopic clamping equipment is designed, so that the axes of the shaft parts with required notch processing can be accurately positioned, and the shaft parts with the positioned axes can be clamped and fixed.

(2) Two lifting unit have been designed, and lifting unit slides the assigned position on the workstation, delivers to splint department through the lifting operation to the axle type part of required processing notch, presss from both sides tightly and carries out notch processing afterwards, and two lifting unit can be applied to the notch processing of the axle type part of different length, and convenient operation is quick.

Drawings

Fig. 1 is a schematic structural view of the fixture for processing a notch of a part according to the present invention.

Fig. 2 shows a schematic view of a telescopic device in a fixture for processing a notch of a part according to the present invention.

Fig. 3 is a schematic view of a clamping plate portion of the fixture for machining a notch of a part according to the present invention.

In the figure: 1. a work table; 2. a support; 3. a slider; 4. a telescopic base; 5. a connecting nut; 6. carrying a cap; 7. a telescopic rod; 8. a push block; 9. a table top slide block; 12. a support plate; 13. a splint; 14. a spring; 15. a groove slider; 16. positioning a cone; 17. a device slider; 18. a handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to fig. 1-3 of the present invention, and it should be apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1 to 3, a fixture for processing a notch of a part comprises two symmetrically arranged telescopic clamping devices; flexible centre gripping equipment includes telescoping device, splint 13, spring 14, recess slider 15 and location awl 16, splint 13 lateral wall centre rigidity is provided with the open-ended tubular structure recess of one end, blind end fixed connection spring 14 one end in the recess, the other end fixed connection recess slider 15 one end of spring 14, recess slider 15 slidable set up in the recess, recess slider 15 keeps away from the one end at the bottom of the one end fixed connection location awl 16 awl of spring 14, the one end natural state at the top of the awl 16 awl of location extends splint 13 one side, splint 13's opposite side with telescoping device's one end fixed connection, two splint 13 can draw close together each other or keep away from the motion. The shaft parts are generally turned by a lathe, and in order to ensure the precision of the shaft parts in the turning process, centering holes are usually formed at two ends of a shaft after the shaft parts are machined. When the clamp is used for processing notches of shaft parts, the shaft parts with the notches to be processed can be conveyed to the position of the clamping plate 13, and the two positioning cones 16 are respectively inserted into the centering holes at the two ends of the shaft, so that the positioning of the shaft parts is realized; then, under the drive of telescoping device, splint 13 that two symmetries set up draw close each other, draw close the in-process, in the splint 13 was withdrawed gradually to location awl 16, two splint 13 contacted the tip of axle type part gradually and pressed from both sides the axle type part that will fix a position the good axle center tight, and the position is accurate when guaranteeing the notch of processing axle type part.

Further, still include workstation 1 and two supports 2, 1 top both sides of workstation are two fixed connection respectively 2 lower parts of support, slidable is provided with slider 3 on the support 2, 3 one end fixed connection of slider the telescoping device is kept away from the one end of splint 13. The slider 3 of telescoping device accessible slides from top to bottom on support 12 to this anchor clamps can be applicable to the location of the axle type part of equidimension not and press from both sides tightly, also can make in the notch course of working be in suitable observation height through the regulation of height, satisfies the operating requirement of the operating personnel of different heights or operation custom. When the device is implemented, the sliding block 3 and the bracket 12 are both provided with limiting holes, and the sliding block 3 and the bracket 12 which are well adjusted can be fixed through limiting pins.

During concrete implementation, above-mentioned telescoping device is including flexible seat 4, coupling nut 5, telescopic link 7 and device slider 17, 4 one end fixed connection of flexible seat is in on the slider 3, 4 inner chambers of flexible seat are square inner chamber, 4 inner chamber slidable of flexible seat are provided with device slider 17, the 7 one end tip of device slider 17 one end fixed connection telescopic link, be provided with the external screw thread on the telescopic link 7, the rotatable flexible seat 4 of connecting nut 5 is kept away from the one end tip of slider 3, 5 threaded connection telescopic links 7 of coupling nut, telescopic link 7 is kept away from the one end fixedly connected with ejector pad 8 of flexible seat 4, ejector pad 8 with splint 13 fixed connection. During operation, the connecting nut 5 is rotated, the telescopic rod 7 can perform telescopic action in the telescopic seat 4, and the telescopic rod 7 drives the clamping plate 13 to synchronously act through the push block 8 so as to complete the action of clamping and releasing the parts.

Further, still include back of the body cap 6, back of the body cap 6 threaded connection telescopic link 7, back of the body cap 6 set up in coupling nut 5 keeps away from one side of flexible seat 4. After the clamping is finished, the back cap 6 is used for locking the connecting nut 5, and the situation that the back cap cannot be tightly backed when the back cap drives the clamping plate 13 to clamp the shaft parts is avoided.

Further, a handle 18 is further included, and the handle 18 is fixedly connected to the outer wall of the connecting nut 5. The handle 18 facilitates the operator to turn the coupling nut 5 and provides sufficient force arm after the clamping plate 13 contacts the part to ensure the clamping of the part.

Further, the lifting device comprises two lifting assemblies, wherein the two lifting assemblies are slidably arranged at the top of the workbench 1 and are used for conveying parts to the clamping plate 13, so that the parts can be clamped and positioned more conveniently. When using, axle type part hypothesis is at two lifting unit's top surface, and lifting unit rises thereafter and transports the part to 13 positions of splint and accomplish, and two centre gripping equipment accomplish the centre gripping to the part, and lifting unit stops this moment in this position, plays effectual support to the part after pressing from both sides tightly, guarantees the stability of centre gripping. The two lifting components can slide, so that the distance between the two lifting components can be adjusted, and the device is suitable for conveying parts with different lengths and supporting the parts after clamping.

When implementing, lifting unit includes mesa slider 9, electric putter and backup pad 12, mesa slider 9 slidable sets up at 1 tops of workstation, mesa slider 9 top fixed mounting has electric putter, electric putter's flexible end fixed connection backup pad 12. When the notch processing is needed to be carried out on the shaft parts, the shaft parts with the notches to be processed are placed on the supporting plate 12, and then the shaft parts with the notches to be processed on the supporting plate 12 are conveyed to the clamping plate 13 through the electric push rod on the table-board sliding block 9 to be positioned at the axis and clamped for processing.

Further, a V-shaped groove is provided on the support plate 12. The V-shaped grooves are used for fixing the shaft parts of the required processing notches on the supporting plate 12, preventing the shaft parts from falling down and increasing the stability of supporting the shaft parts.

Claims (8)

1. The utility model provides a fixture for processing part notch which characterized in that: comprises two symmetrically arranged telescopic clamping devices; flexible centre gripping equipment includes telescoping device, splint (13), spring (14), recess slider (15) and location awl (16), splint (13) lateral wall centre rigidity is provided with the open-ended tubular structure recess of one end, blind end fixed connection spring (14) one end in the recess, the other end fixed connection recess slider (15) one end of spring (14), recess slider (15) slidable set up in the recess, recess slider (15) are kept away from the one end fixed connection location awl (16) of spring (14) bore the one end at the bottom, the one end natural state of location awl (16) conical top extends splint (13) one side, the opposite side of splint (13) with the one end fixed connection of telescoping device, two splint (13) can draw close each other or keep away from the motion.

2. The clamp for machining the notch of the part as claimed in claim 1, further comprising a workbench (1) and two brackets (2), wherein two sides of the top of the workbench (1) are respectively and fixedly connected with the lower parts of the two brackets (2), a sliding block (3) is slidably arranged on each bracket (2), and one end of the sliding block (3) is fixedly connected with one end of the telescopic device, which is far away from the clamping plate (13).

3. The fixture for machining the notches of the parts according to claim 2, wherein the telescopic device comprises a telescopic seat (4), a connecting nut (5), a telescopic rod (7) and a device sliding block (17), one end of the telescopic seat (4) is fixedly connected to the sliding block (3), the inner cavity of the telescopic seat (4) is a square inner cavity, the device sliding block (17) is slidably arranged in the inner cavity of the telescopic seat (4), one end of the device sliding block (17) is fixedly connected with one end of the telescopic rod (7), an external thread is arranged on the telescopic rod (7), the connecting nut (5) is rotatably connected with one end of the telescopic seat (4) far away from the sliding block (3), the connecting nut (5) is in threaded connection with the telescopic rod (7), and one end of the telescopic rod (7) far away from the telescopic seat (4) is fixedly connected with a push block (8), the push block (8) is fixedly connected with the clamping plate (13).

4. The fixture for machining the part notch according to claim 3, further comprising a back cap (6), wherein the back cap (6) is in threaded connection with the telescopic rod (7), and the back cap (6) is arranged on one side, away from the telescopic seat (4), of the connecting nut (5).

5. A holder for notching parts, according to claim 4, further comprising a handle (18), said handle (18) being fixedly attached at an outer wall of said coupling nut (5).

6. The jig for notching parts of claim 2, further comprising two elevating assemblies slidably disposed on top of said table (1), said elevating assemblies for feeding parts to said clamping plate (13).

7. The clamp for machining the notch of the part as claimed in claim 6, wherein the lifting assembly comprises a table top slider (9), an electric push rod and a support plate (12), the table top slider (9) is slidably arranged at the top of the workbench (1), the electric push rod is fixedly mounted at the top of the table top slider (9), and the telescopic end of the electric push rod is fixedly connected with the support plate (12).

8. A fixture for notching parts, as set forth in claim 7, characterized in that said supporting plate (12) is provided with a V-shaped groove.

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