Shaft part heat treatment tool

Abstract

The utility model discloses a heat treatment tool for shaft parts, which relates to the technical field of heat treatment tool accessories, and comprises a base, the top surface of the base is provided with a supporting rod extending upwards, the supporting rod is provided with a sliding frame, the position of the sliding frame can be adjusted along the axial direction of the supporting rod, and the sliding frame is provided with a notch for accommodating the shaft parts; the positioning assembly is arranged on the upper portion of the sliding frame and corresponds to the notch, the positioning assembly comprises a first clamp arm and a second clamp arm which are rotationally arranged on the sliding frame, a sliding plate capable of sliding in the length direction of the base is further arranged on the top face of the sliding frame, and the ends, away from the notch, of the first clamp arm and the second clamp arm are both connected to the sliding plate in a sliding mode. The shaft parts are fixed through linkage of a mechanical structure, the tedious mode that the shaft parts are fixed one by one manually in the past is changed, the fixing efficiency is improved, the fixing consistency can be guaranteed, and the heat treatment quality can be improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to heat treatment frock accessory technical field, concretely is a kind of shaft parts heat treatment frock. BACKGROUND

[0002] The heat treatment of metal is to heat the metal workpiece to appropriate temperature in certain medium, and after keeping certain time in this temperature, it is cooled with certain speed again, which is a process method, and by heat treatment process, the microstructure inside the metal workpiece can be changed, so as to improve the service performance of workpiece. Heat treatment frock is needed when heat treatment process is carried out.

[0003] Long shaft parts need to be fixed on support when heat treatment, however, the existing fixing mode usually relies on manual operation to complete fixing one by one, and operating personnel need to fix the position of long shaft parts one by one, this process not only consumes a lot of manpower and time, and due to the uncertainty of human factors, it is easy to cause the inconsistency of fixed precision, and then in the heat treatment process, due to the influence of thermal stress and other factors, the parts may displace or shake, finally affect the key quality indexes such as heat treatment uniformity and dimensional accuracy of product.

[0004] Therefore, the present application is proposed. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a kind of shaft parts heat treatment frock to solve the problems raised in the above background.

[0006] To solve the above technical problems, the utility model provides a kind of shaft parts heat treatment frock, comprising:

[0007] Base, its top surface is provided with the upward extension support rod, sliding frame that can be adjusted position along its axial direction is set on the support rod, sliding frame is set on the slot that contains shaft parts;

[0008] Positioning assembly is set on the upper portion of sliding frame and corresponds with slot, the positioning assembly includes first jaw arm and second jaw arm rotationally set on sliding frame, sliding plate that can slide along the length direction of base is further set on the top surface of sliding frame, the end of first jaw arm and second jaw arm away from slot is slidably connected on sliding plate, driving assembly that drives sliding plate to slide is further set on sliding frame.

[0009] Further, the sliding plate includes,

[0010] Plate body, parallelly set on the top surface of sliding frame, and can slide along sliding frame;

[0011] Two inclined grooves are symmetrically arranged on the plate body, the first clamping arm and the second clamping arm are provided with plug shafts at one end away from the notch, and the plug shafts are respectively inserted into the two inclined grooves.

[0012] Further, the driving assembly comprises,

[0013] The sliding seat is fixed on the side wall in the length direction of the sliding frame, and an adjusting screw rod extending in the length direction of the sliding seat is arranged in the sliding seat.

[0014] The wedge-shaped seat is arranged on the sliding seat and can slide in the length direction of the sliding seat, and a threaded seat is arranged on the bottom surface of the wedge-shaped seat.

[0015] Further, the top surface of the plate body is provided with an upwardly extending support plate, the support plate is provided with a vertical contact rod extending along the side wall thereof, and the sliding plate is in abutment with the wedge-shaped seat through the contact rod.

[0016] Further, a threaded hole is arranged on the support plate, and an internal thread is arranged on the outer wall of the contact rod and matched with the threaded hole.

[0017] Further, the sliding frame comprises,

[0018] The sliding sleeve is in the form of a rectangular sleeve structure and is slidably sleeved on the outer portion of the support rod.

[0019] The cross beam is connected to the side wall of the sliding sleeve and is parallel to the base.

[0020] The pin rod is slidably inserted into the sliding sleeve, and a plurality of insertion holes for the pin rod are equidistantly arranged on the support rod.

[0021] Further, a plurality of notches are arranged in the length direction of the cross beam, and the plurality of notches are equidistantly arranged.

[0022] Further, a plurality of straight grooves are arranged on the top surface of the base, and the positions of the notches correspond to the straight grooves.

[0023] Compared with the prior art, the utility model has the beneficial effects that:

[0024] 1. The utility model, the first jaw arm and the second jaw arm in the positioning assembly are rotatably arranged on the sliding frame, and the ends away from the notches are all slidably connected on the sliding plate which can slide along the length direction of the base, the sliding plate is driven to slide by the driving assembly, thereby driving the first jaw arm and the second jaw arm to open and close, realizing the clamping and loosening operation of the shaft parts, and the utility model can be applied to the heat treatment of shaft parts of various specifications, improves the universality of the tooling, and realizes the fixing of the parts through the linkage of the mechanical structure, compared with manual fixing one by one, improves the fixing efficiency and the consistency of fixing, and is favorable for guaranteeing the heat treatment quality.

[0025] 2. The utility model, the internal thread of the outer wall of the abutting rod cooperates with the threaded hole on the support plate, and the extension length of the abutting rod on the support plate can be changed by rotating the abutting rod; the position of the abutting rod can be accurately adjusted, so that even if the deviation of the cooperation of various components occurs due to wear and the like during the long-term use of the tooling, the distance between the abutting rod and the wedge-shaped seat can be adjusted according to the diameter of the shaft part, and the stability of the fixing effect of the tooling on shaft parts of different diameters is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 It is a front view structure schematic diagram of the utility model;

[0027] Figure 2 It is a rear view structure schematic diagram of the utility model;

[0028] Figure 3 It is a connection structure schematic diagram of the sliding frame and the positioning assembly in the utility model;

[0029] Figure 4 It is a structure schematic diagram of the sliding plate in the utility model.

[0030] In the drawing: 1, base; 2, support rod; 3, sliding frame; 31, sliding sleeve; 32, crossbeam; 33, pin rod; 4, notch; 5, positioning assembly; 51, first jaw arm; 52, second jaw arm; 53, sliding plate; 531, plate body; 532, inclined groove; 533, support plate; 54, abutting rod; 55, sliding seat; 56, wedge-shaped seat; 57, adjusting screw rod. DETAILED DESCRIPTION

[0031] The technical scheme in the embodiments of the utility model will be apparently and completely described in combination with the drawings in the embodiments of the utility model, and apparently, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the range protected by the utility model.

[0032] Please refer to Figures 1-4The utility model provides a technical scheme: a kind of shaft parts heat treatment tooling, comprising

[0033] Base 1, top surface is provided with the support pole 2 extending upwards, sliding frame 3 is provided on support pole 2 and can be adjusted position along its axial direction, sliding frame 3 is provided with the slot 4 accommodating shaft parts on it;

[0034] Positioning assembly 5 is set on the upper portion of sliding frame 3 and corresponds with slot 4, positioning assembly 5 includes the first jaw arm 51 and the second jaw arm 52 rotationally set on sliding frame 3, sliding plate 53 that can slide along the length direction of base 1 is further provided on the top surface of sliding frame 3, the end of first jaw arm 51 and second jaw arm 52 away from slot 4 is slidably connected on sliding plate 53, driving assembly for driving sliding plate 53 to slide is further provided on sliding frame 3.

[0035] Specifically, shaft parts are placed in the slot 4 of sliding frame 3, fixed by positioning assembly 5, sliding frame 3 can be adjusted position along the axial direction of support pole 2, can adapt to the placement requirement of shaft parts of different lengths or adjust the position of part in tooling according to heat treatment process requirement, the first jaw arm 51 and the second jaw arm 52 in positioning assembly 5 are rotationally set on sliding frame 3, and the end of it away from slot 4 is slidably connected on sliding plate 53 that can slide along the length direction of base 1, sliding plate 53 is driven to slide by driving assembly, so as to drive the first jaw arm 51 and the second jaw arm 52 to open and close, realize the clamping and loosening operation of shaft parts;

[0036] This structure design makes that tooling can be flexibly adjusted, can be applicable to the heat treatment of shaft parts of multiple specifications, improves the versatility of tooling, and realizes part fixing by the linkage of mechanical structure, compared with artificial manual fixing one by one, improves the fixing efficiency and consistency, is favorable to guarantee heat treatment quality.

[0037] Referring to Figure 4 , sliding plate 53 includes,

[0038] Plate body 531 is arranged in parallel on the top surface of sliding frame 3 and can slide along sliding frame 3;

[0039] Two inclined grooves 532 are mirror image set on plate body 531, the end of first jaw arm 51 and second jaw arm 52 away from slot 4 is provided with the shaft plug, and the shaft plug is inserted in two inclined grooves 532 respectively.

[0040] Specifically, the plate body 531 is parallel to the top surface of the sliding frame 3 and can slide along the top surface, the insertion shafts of the first and second clamping arms 51 and 52 are respectively inserted into the two inclined grooves 532 on the plate body 531, when the sliding plate 53 slides, the insertion shafts slide in the inclined grooves 532 and drive the first and second clamping arms 51 and 52 to rotate around the rotation points, thereby changing the opening size of the clamping arms to clamp or release the shaft parts; this connection mode is simple and stable in structure, can effectively transmit the movement of the sliding plate 53 to the clamping arms, ensures the reliability of the action of the positioning assembly 5, ensures the effectiveness of the fixation of the shaft parts, and reduces the quality problems caused by unstable fixation during the heat treatment process.

[0041] Referring to Figure 2 and Figure 3 , the driving assembly comprises,

[0042] The sliding seat 55 is fixed on the side wall in the length direction of the sliding frame 3, and the inside of the sliding seat 55 is provided with an adjusting screw rod 57 extending in the length direction thereof, and the adjusting screw rod 57 can rotate around the axis thereof;

[0043] The wedge-shaped seat 56 is arranged on the sliding seat 55 and can slide in the length direction of the sliding seat 55, and the bottom surface of the wedge-shaped seat 56 is provided with a threaded seat, the wedge-shaped seat 56 is threadedly connected with the adjusting screw rod 57 through the threaded seat, and the wedge-shaped seat 56 has a side being a slope, and the side being the slope abuts against the sliding plate 53.

[0044] Specifically, when the adjusting screw rod 57 rotates, since the wedge-shaped seat 56 is threadedly connected with the adjusting screw rod 57 through the threaded seat on the bottom surface, and the wedge-shaped seat 56 can only slide in the length direction of the sliding seat 55, the rotation of the adjusting screw rod 57 will make the wedge-shaped seat 56 slide along the sliding seat 55, the slope of the wedge-shaped seat 56 abuts against the sliding plate 53, and with the sliding of the wedge-shaped seat 56, the slope will push the sliding plate 53 to slide in the length direction of the base 1, and further drive the first and second clamping arms 51 and 52 to act.

[0045] Referring to Figure 3 and Figure 4 , the top surface of the plate body 531 is provided with a support plate 533 extending upward, the support plate 533 is provided with a contact rod 54 extending vertically along the side wall thereof, and the sliding plate 53 abuts against the wedge-shaped seat 56 through the contact rod 54.

[0046] Specifically, the support plate 533 is arranged on the top surface of the plate body 531, the contact rod 54 extends vertically and is connected with the support plate 533 through threads, and the movement of the sliding plate 53 is transmitted through the contact of the contact rod 54 and the slope of the wedge-shaped seat 56, when the wedge-shaped seat 56 slides, the contact rod 54 is subjected to the force of the slope and transmits the force to the sliding plate 53, so that the sliding plate 53 moves;

[0047] The structure of the abutting rod 54 and the supporting plate 533 can better transmit force and ensure the stability of the movement of the sliding plate 53. In addition, the extension length of the abutting rod 54 can be adjusted through threaded connection, the contact state between the sliding plate 53 and the wedge-shaped seat 56 is further fine-tuned, the fixing effect on the shaft part is optimized, and the reliability and stability of the tool are improved.

[0048] Referring to Figure 4 , a threaded hole is formed in the supporting plate 533, and an internal thread is arranged on the outer wall of the abutting rod 54 and matched with the threaded hole. The abutting rod 54 is connected with the supporting plate 533 through the internal thread arranged on the outer wall and the threaded hole arranged on the supporting plate 533.

[0049] Specifically, the internal thread of the outer wall of the abutting rod 54 is matched with the threaded hole of the supporting plate 533, and the extension length of the abutting rod 54 on the supporting plate 533 can be changed by rotating the abutting rod 54.

[0050] The position of the abutting rod 54 can be accurately adjusted. Even if the cooperation of the parts deviates due to wear and other reasons during long-term use of the tool, the distance between the abutting rod 54 and the wedge-shaped seat 56 can be adjusted according to the diameter of the shaft part, so that the stability of the fixing effect of the tool on shaft parts with different diameters is ensured.

[0051] Referring to Figure 2 and Figure 3 , the sliding frame 3 comprises,

[0052] a sliding sleeve 31 in a rectangular sleeve structure, which is slidably sleeved on the outer portion of the supporting rod 2 and can slide along the supporting rod 2 in the axial direction;

[0053] a cross beam 32 connected to the side wall of the sliding sleeve 31 and parallel to the base 1;

[0054] a pin rod 33 slidably inserted into the sliding sleeve 31 and a plurality of insertion holes are equidistantly formed on the supporting rod 2 for inserting the pin rod 33.

[0055] Specifically, the sliding sleeve 31 in a rectangular sleeve structure is slidably sleeved on the outer portion of the supporting rod 2, so that the sliding frame 3 can slide along the supporting rod 2 in the axial direction. The cross beam 32 is connected to the side wall of the sliding sleeve 31 for placing the shaft part. The pin rod 33 is slidably inserted into the sliding sleeve 31 and can be inserted into the insertion hole of the supporting rod 2. After the position of the sliding frame 3 is adjusted, the pin rod 33 can be inserted to fix the position of the sliding frame 3.

[0056] The position of the sliding frame 3 can be conveniently and quickly adjusted and effectively fixed, so that the placement of shaft parts with different lengths is met, and the stability of the position of the sliding frame 3 during the heat treatment process is ensured, so that the movement of the sliding frame 3 does not cause the position of the shaft part to change and affect the quality of the heat treatment.

[0057] Referring to Figure 1The plurality of notches 4 are arranged equidistantly along the length direction of the cross beam 32.

[0058] Specifically, the plurality of equidistant notches 4 arranged along the length direction of the cross beam 32 can simultaneously accommodate a plurality of shaft parts, thereby improving the single clamping amount of the tooling, allowing a plurality of shaft parts to be simultaneously treated during heat treatment, greatly improving production efficiency, and reducing unit production cost.

[0059] Referring to Figure 1 The top surface of the base 1 is provided with a plurality of straight grooves, and the positions of the notches 4 correspond to the straight grooves.

[0060] Specifically, the straight grooves on the top surface of the base 1 correspond to the positions of the notches 4, which can assist in positioning the long shaft part during heat treatment, thereby improving the stability of the fixation of the long shaft part.

Claims

1. A heat treatment tooling for shaft-like parts, characterized in that, The utility model relates to a base (1) top surface is provided with the support (2) that extends upward, is provided with the sliding frame (3) of the position that can be adjusted along its axial direction on support (2), sliding frame (3) is provided with the slot (4) of accommodating shaft parts on, Positioning assembly (5) is set up on the upper portion of sliding frame (3) and corresponds with slot (4), and the positioning assembly (5) includes the first jaw arm (51) and second jaw arm (52) rotationally set up on sliding frame (3), sliding plate (53) that can slide along the length direction of base (1) is further provided on the top surface of sliding frame (3), and the end of first jaw arm (51) and second jaw arm (52) away from slot (4) is all slidingly connected on sliding plate (53), and driving assembly that drives sliding plate (53) to slide is further provided on sliding frame (3). The sliding plate (53) includes, 2. The heat treatment tooling for shafts as claimed in claim 1, characterized in that: Plate body (531) is parallelly arranged on the top surface of sliding frame (3) and can slide along sliding frame (3), Two inclined grooves (532) are mirror-symmetrically arranged on the plate body (531), the end of the first jaw arm (51) and the second jaw arm (52) away from the slot (4) is provided with a shaft plug, and the shaft plug is respectively plugged into the two inclined grooves (532). The driving assembly includes, 3. The heat treatment tooling for shafts as claimed in claim 2, characterized in that: Slide base (55) is fixed on the side wall of the length direction of sliding frame (3), and the inside of slide base (55) is provided with adjusting screw rod (57) extending along the length direction of slide base (55), and adjusting screw rod (57) can rotate around its axis, Wedge-shaped seat (56) is arranged on slide base (55) and can slide along the length direction of slide base (55), and the bottom surface of wedge-shaped seat (56) is provided with a threaded seat, wedge-shaped seat (56) is threadedly connected with adjusting screw rod (57) through the threaded seat, and one side of wedge-shaped seat (56) is an inclined surface, and the side with the inclined surface abuts against sliding plate (53). The top surface of the plate body (531) is provided with an upwardly extending support plate (533), the support plate (533) is provided with a vertical abutting rod (54) extending along the side wall thereof, and the sliding plate (53) abuts against the wedge-shaped seat (56) through the abutting rod (54).

4. The heat treatment tooling for shafts as claimed in claim 3, characterized in that: The support plate (533) is provided with a threaded hole, and the outer wall of the abutting rod (54) is provided with an internal thread matched with the threaded hole, and the abutting rod (54) is threadedly connected with the threaded hole of the support plate (533) through the internal thread on the outer wall.

5. The heat treatment tooling for shafts as claimed in claim 4, characterized in that: The sliding frame (3) includes, 6. The heat treatment tooling for shafts as claimed in claim 1, characterized in that: The sliding sleeve (31) is in the form of a rectangular sleeve structure and is slidably sleeved on the outside of the support rod (2), and the sliding sleeve (31) can slide axially along the support rod (2), The cross beam (32) is connected to the side wall of the sliding sleeve (31) and is parallel to the base (1), The pin rod (33) is slidably inserted into the sliding sleeve (31), and a plurality of insertion holes are equidistantly arranged on the support rod (2) for the insertion of the pin rod (33). A plurality of slots (4) are arranged along the length direction of the cross beam (32), and the plurality of slots (4) are equidistantly arranged.

7. The heat treatment tooling for shafts as claimed in claim 1, characterized in that: A plurality of straight grooves are arranged on the top surface of the base (1), and the positions of the slots (4) correspond to the straight grooves.

8. The heat treatment tooling for shafts as claimed in claim 7, characterized in that: ​

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