CN214053793U

CN214053793U - Brake lining holds in palm dovetail finish milling frock

Info

Publication number: CN214053793U
Application number: CN202022583737.4U
Authority: CN
Inventors: 姜莹莹
Original assignee: 姜莹莹
Current assignee: Nanjing Guangdao industry and Trade Co.,Ltd.
Priority date: 2020-11-10
Filing date: 2020-11-10
Publication date: 2021-08-27
Anticipated expiration: 2030-11-10

Abstract

The utility model belongs to the technical field of brake lining holds in the palm processing, especially, be a brake lining holds in palm dovetail finish milling frock, to holding in the palm the location effect to the brake lining in prior art poor, lead to easily adding man-hour brake lining support and take place to remove, influenced the problem of the effect of holding in the palm dovetail finish milling processing to the brake lining, the scheme is provided as follows now, it includes the bottom plate, the top fixed mounting of bottom plate has the fixing base, and the top of fixing base is seted up flutedly, rotates the one end of installing the threaded rod on one side inner wall of recess, and the other end of threaded rod extends to the rear side and the fixed mounting of fixing base and has the knob, and two trapezoidal seats are installed to the outside screw thread of threaded rod, and two equal sliding connection of trapezoidal seat have same supporting seat in the recess, and the top movable contact of two trapezoidal seats has same supporting seat. The utility model has the advantages of reasonable design, easy operation is convenient for hold in the palm the brake lining and is carried out fixed position, has avoided in the course of working brake lining to hold in the palm the problem that takes place to remove influence processing effect.

Description

Brake lining holds in palm dovetail finish milling frock

Technical Field

The utility model relates to a brake lining holds in the palm processing technology field, especially relates to a brake lining holds in palm dovetail finish milling frock.

Background

The brake pad support is a key accessory of a railway passenger car in the running and braking processes, a dovetail groove part in the brake pad support needs to be tightly matched with a dovetail tenon of a brake pad, the product size requirement is extremely strict, and the dovetail groove is detected by a go-no-go gauge measuring tool due to the design requirement in the dovetail groove processing process of the brake pad support.

However, in the prior art, the brake pad holder is poor in positioning effect, so that the brake pad holder is easy to move during machining, and the effect of fine milling a dovetail groove of the brake pad holder is affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving and holding in the palm positioning effect poor to the brake lining among the prior art, lead to easily holding in the palm the brake lining when adding man-hour and take place to remove, influenced the shortcoming of the effect of holding in the palm the dovetail finish milling processing to the brake lining, and the brake lining support dovetail finish milling frock that proposes.

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

a brake lining support dovetail finish-milling tool comprises a bottom plate, wherein a fixed seat is fixedly installed at the top of the bottom plate, a groove is formed in the top of the fixed seat, one end of a threaded rod is rotatably installed on the inner wall of one side of the groove, the other end of the threaded rod extends to the rear side of the fixed seat, a knob is fixedly installed, two trapezoidal seats are installed on the outer side of the threaded rod in a threaded manner, the two trapezoidal seats are both slidably connected into the groove, the top of each trapezoidal seat is movably contacted with the same supporting seat which is slidably connected into the groove, connecting seats are fixedly installed on both sides of the top of the bottom plate, a sliding seat is slidably installed at the top of each connecting seat, a sliding rod is slidably installed on one side of each sliding seat, a baffle is fixedly installed at one end of each sliding rod, a spring is movably sleeved on the outer side of each sliding rod, two ends of each spring are respectively fixedly connected with the sliding seat and the baffle, and a positioning piece is fixedly installed on the other end of each sliding rod, which extends to the other side of the sliding seat, the top of slide rotates the bottom of installing the pivot, and the outside fixed mounting of pivot has incomplete gear, and the top fixed mounting of slide bar has the rack, and incomplete gear and rack mesh mutually.

Preferably, the inner wall of the rear side of the groove is provided with a mounting hole, an outer ring of the bearing is fixedly mounted in the mounting hole, and the threaded rod is fixedly sleeved with an inner ring of the bearing and is convenient to rotate and mount.

Preferably, the outside of threaded rod is equipped with two sets of external screw threads, and two sets of external screw thread pitches are the same, and revolve to opposite for the moving direction of two trapezoidal seats is opposite all the time, and the amplitude of movement is the same all the time.

Preferably, the equal fixed mounting in bottom both sides of supporting seat has the montant, has all seted up the spacing groove on the both sides inner wall of recess, and the equal fixed mounting in one side that two montants kept away from each other has the stopper, and two stoppers sliding connection respectively play certain limiting displacement to the supporting seat in corresponding spacing inslot.

Preferably, the spout has been seted up at the top of connecting seat, and slide sliding connection has all seted up the draw-in groove on the both sides inner wall of spout in the spout, and the equal fixed mounting in both sides of slide has the draw-in groove, and two draw-in grooves sliding connection respectively are convenient for sliding connection slide in corresponding draw-in groove.

Preferably, the bottom end of the fixed rod is fixedly mounted at the top of the sliding rod, and the top end of the fixed rod is fixedly connected with the rack, so that the sliding rod is conveniently and fixedly connected with the rack.

In the utility model, the brake lining support dovetail finish-milling tool is characterized in that the brake lining support is placed on the support seat, then the knob is rotated to drive the threaded rod to rotate, two groups of external threads outside the threaded rod can drive two trapezoidal seats to move close to each other, so that the two trapezoidal seats can jack up the support seat through the movable connection between the two trapezoidal seats and the support seat, drive the support seat to move upwards, then the rotating shaft can drive the incomplete gear to rotate by rotating the two rotating shafts simultaneously, thereby the two racks can be driven to move close to each other through the meshing transmission of the incomplete gear and the rack, so that the two racks drive the two slide bars to move close to each other, and the two springs are compressed under stress, when the incomplete gear is separated from the rack, the two slide bars can be driven to move away from each other through the elastic deformation of the two springs to reset, the dovetail groove of the brake pad support can be positioned and fixed through the two positioning pieces;

the utility model has the advantages of reasonable design, easy operation is convenient for hold in the palm the brake lining and is carried out fixed position, has avoided in the course of working brake lining to hold in the palm the problem that takes place to remove influence processing effect.

Drawings

Fig. 1 is a schematic structural view of a brake lining support dovetail groove finish-milling tool provided by the present invention;

fig. 2 is a schematic structural view of a cross section a-a of a brake lining support dovetail groove finish-milling tool provided by the present invention;

fig. 3 is a schematic structural diagram of a part B of the brake pad support dovetail groove finish-milling tool provided by the utility model.

In the figure: 1. a base plate; 2. a fixed seat; 3. a groove; 4. a threaded rod; 5. a trapezoidal base; 6. a supporting seat; 7. a connecting seat; 8. a slide base; 9. a slide bar; 10. a baffle plate; 11. a spring; 12. a positioning member; 13. a rotating shaft; 14. an incomplete gear; 15. fixing the rod; 16. a rack.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a brake lining support dovetail finish-milling tool comprises a bottom plate 1, a fixed seat 2 is fixedly installed at the top of the bottom plate 1, a groove 3 is formed at the top of the fixed seat 2, one end of a threaded rod 4 is rotatably installed on the inner wall of one side of the groove 3, the other end of the threaded rod 4 extends to the rear side of the fixed seat 2 and is fixedly provided with a knob, two trapezoidal seats 5 are threadedly installed at the outer side of the threaded rod 4, the two trapezoidal seats 5 are both slidably connected in the groove 3, the tops of the two trapezoidal seats 5 are in movable contact with a same supporting seat 6, the supporting seat 6 is slidably connected in the groove 3, connecting seats 7 are both fixedly installed at the two sides of the top of the bottom plate 1, a sliding seat 8 is slidably installed at the top of the connecting seat 7, a sliding rod 9 is slidably installed at one side of the sliding seat 8, a baffle 10 is fixedly installed at one end of the sliding rod 9, and a spring 11 is movably sleeved at the outer side of the sliding rod 9, two ends of a spring 11 are respectively fixedly connected with the sliding seat 8 and the baffle 10, a positioning piece 12 is fixedly mounted on the other side of the sliding seat 8, which extends to the other end of the sliding seat 9, the top of the sliding seat 8 is rotatably mounted with the bottom end of a rotating shaft 13, an incomplete gear 14 is fixedly mounted on the outer side of the rotating shaft 13, a rack 16 is fixedly mounted on the top of the sliding seat 9, and the incomplete gear 14 is meshed with the rack 16.

The inner wall of the rear side of the groove 3 is provided with a mounting hole, the inner ring of the bearing is fixedly arranged in the mounting hole, the threaded rod 4 is fixedly sleeved with the inner ring of the bearing, the threaded rod 4 is convenient to rotate and mount, the outer side of the threaded rod 4 is provided with two groups of external threads, the two groups of external threads have the same pitch and opposite rotation directions, so that the moving directions of the two trapezoidal seats 5 are always opposite, the moving amplitudes are always the same, both sides of the bottom of the support seat 6 are fixedly provided with vertical rods, both side inner walls of the groove 3 are respectively provided with a limit groove, one side, away from each other, of the two vertical rods is fixedly provided with a limit block, the two limit blocks are respectively and slidably connected in the corresponding limit grooves, a certain limit effect is achieved on the support seat 6, the top of the connection seat 7 is provided with a chute, the slide seat 8 is slidably connected in the chute, both side inner walls of the chute are provided with clamp grooves, both sides of the slide seat 8 are fixedly provided with clamp grooves, the two clamping grooves are respectively connected in the corresponding clamping grooves in a sliding mode, the sliding seat 8 is connected in a sliding mode conveniently, the bottom end of a fixed rod is fixedly mounted at the top of the sliding rod 9, and the top end of the fixed rod is fixedly connected with the rack 16, so that the sliding rod 9 is fixedly connected with the rack 16 conveniently.

In the utility model, when in use, the brake pad holder can be placed on the supporting seat 6, then the knob is rotated to drive the threaded rod 4 to rotate, two trapezoidal seats 5 can be driven to move close to each other through two groups of external threads on the outer side of the threaded rod 4, thereby two trapezoidal seats 5 can be enabled to jack up the supporting seat 6 through the movable connection between the two trapezoidal seats 5 and the supporting seat 6, the supporting seat 6 is driven to move upwards, then the rotating shaft 13 can drive the incomplete gear 14 to rotate through the simultaneous rotation of the two rotating shafts 13, thereby two racks 16 can be driven to move close to each other through the meshing transmission of the incomplete gear 14 and the racks 16, thereby two sliding rods 9 are driven to move close to each other by the two racks 16, and the two springs 11 are compressed under stress, when the incomplete gear 14 is separated from the racks 16, the two sliding rods 9 can be driven to move away from each other through the elastic deformation of the two springs 11 to reset, the dovetail grooves of the brake pad holder can be positioned and fixed through the two positioning pieces 12.

Claims

1. The utility model provides a brake lining holds in palm dovetail finish milling frock, comprising a base plate (1), a serial communication port, the top fixed mounting of bottom plate (1) has fixing base (2), the top of fixing base (2) is seted up flutedly (3), rotate the one end of installing threaded rod (4) on the one side inner wall of recess (3), the other end of threaded rod (4) extends to the rear side of fixing base (2) and fixed mounting has the knob, two trapezoidal seats (5) are installed to the outside screw thread of threaded rod (4), two trapezoidal seats (5) all sliding connection are in recess (3), the top movable contact of two trapezoidal seats (5) has same supporting seat (6), supporting seat (6) sliding connection is in recess (3), the equal fixed mounting in top both sides of bottom plate (1) has connecting seat (7), the top sliding mounting of connecting seat (7) has slide (8), one side slidable mounting of slide (8) has slide bar (9), the one end fixed mounting of slide bar (9) has baffle (10), the outside movable sleeve of slide bar (9) is equipped with spring (11), the both ends of spring (11) respectively with slide (8) and baffle (10) fixed connection, the other end of slide bar (9) extends to the equal fixed mounting of opposite side of slide (8) and has setting element (12), the bottom of pivot (13) is installed in the top rotation of slide (8), the outside fixed mounting of pivot (13) has incomplete gear (14), the top fixed mounting of slide bar (9) has rack (16), incomplete gear (14) and rack (16) mesh mutually.

2. The brake lining support dovetail groove finish-milling tool according to claim 1, wherein a mounting hole is formed in the inner wall of the rear side of the groove (3), an outer ring of a bearing is fixedly mounted in the mounting hole, and the threaded rod (4) is fixedly sleeved with an inner ring of the bearing.

3. The brake lining support dovetail groove finish-milling tool according to claim 1, wherein two groups of external threads are arranged on the outer side of the threaded rod (4), and the two groups of external threads have the same pitch and opposite rotation directions.

4. The brake lining holds in palm dovetail finish milling frock of claim 1, characterized in that, the bottom both sides of supporting seat (6) all fixedly mounted have the montant, have seted up the spacing groove on the both sides inner wall of recess (3), and the one side that two montants kept away from each other all fixedly mounted has the stopper, and two stoppers sliding connection are in corresponding spacing inslot respectively.

5. The brake lining support dovetail finish-milling tool according to claim 1, wherein a sliding groove is formed in the top of the connecting seat (7), the sliding seat (8) is slidably connected in the sliding groove, clamping grooves are formed in inner walls of two sides of the sliding groove, clamping grooves are fixedly arranged on two sides of the sliding seat (8), and the two clamping grooves are slidably connected in the corresponding clamping grooves respectively.

6. The brake lining support dovetail groove finish-milling tool according to claim 1, wherein the top of the sliding rod (9) is fixedly provided with the bottom end of a fixing rod, and the top end of the fixing rod is fixedly connected with the rack (16).