CN104564945A - Automatic clamping and loosening mechanism based on cam sliding block - Google Patents

Automatic clamping and loosening mechanism based on cam sliding block Download PDF

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Publication number
CN104564945A
CN104564945A CN201510028969.4A CN201510028969A CN104564945A CN 104564945 A CN104564945 A CN 104564945A CN 201510028969 A CN201510028969 A CN 201510028969A CN 104564945 A CN104564945 A CN 104564945A
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CN
China
Prior art keywords
pressurize
voussoir
spring
pressed
slider
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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.)
Granted
Application number
CN201510028969.4A
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Chinese (zh)
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CN104564945B (en
Inventor
俞亚新
竺熔
周志栋
章华荣
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Zhejiang Sci Tech University ZSTU
Zhejiang University of Science and Technology ZUST
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Zhejiang Sci Tech University ZSTU
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Priority to CN201510028969.4A priority Critical patent/CN104564945B/en
Publication of CN104564945A publication Critical patent/CN104564945A/en
Application granted granted Critical
Publication of CN104564945B publication Critical patent/CN104564945B/en
Expired - Fee Related legal-status Critical Current
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16BDEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B11/00Connecting constructional elements or machine parts by sticking or pressing them together, e.g. cold pressure welding
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G17/00Conveyors having an endless traction element, e.g. a chain, transmitting movement to a continuous or substantially-continuous load-carrying surface or to a series of individual load-carriers; Endless-chain conveyors in which the chains form the load-carrying surface
    • B65G17/12Conveyors having an endless traction element, e.g. a chain, transmitting movement to a continuous or substantially-continuous load-carrying surface or to a series of individual load-carriers; Endless-chain conveyors in which the chains form the load-carrying surface comprising a series of individual load-carriers fixed, or normally fixed, relative to traction element

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Braking Arrangements (AREA)

Abstract

The invention discloses an automatic clamping and loosening mechanism based on a cam sliding block. The mechanism comprises a conveyor belt, a base-plate, a pressing wedge block, a push rod, a drive axle, a disc-shaped cam, a pressing sliding block, a pressing spring, a spring base, a pressure maintaining sliding block, a pressure maintaining spring, a loosened wedge block, a limit circular ring, a return spring and a thermostat, wherein two pressing wedge blocks are respectively fixed at the two sides of the conveyor belt through respective fixed seats for the pressing wedge blocks at the inlet side of the thermostat, and two loosened wedge blocks are fixed at the two sides of the conveyor belt through the respective fixed seats for the pressing wedge blocks at the outlet side of the thermostat, and the pressing wedge blocks and the loosened wedge blocks are located above the conveyor belt. According to the mechanism, a continuous motion, including the clamping of a brake block, the insulation and pressure maintaining of the brake block and the loosening of the brake blocks can be realized by the mechanism. According to the mechanism provided by the invention, by adopting pure mechanical pressing and loosening, the mechanism is simple in principal, the travels of the pressing sliding blocks in every clamping process can be consistent, and the pressing sliding block can be restored to an initial position in every loosening process, and the clamping force in every clamping process is consistent.

Description

Based on the brake facing Automatic-clamping tripping-gear of cam slide
Technical field
The present invention relates to clamping mechanism, especially relate to a kind of brake facing Automatic-clamping tripping-gear based on cam slide.
Background technology
Brake facing and brake rubber block are bondd by glue, insulation, pressurize regular hour, therefore thermally sensitive material can not be used in hold-down mechanism, and pure physical construction can only be adopted just to meet the demands, and this mechanism needs to remain unchanged at each clamping process gripping power, can repeated usage.
Summary of the invention
The object of this invention is to provide a kind of brake facing Automatic-clamping tripping-gear based on cam slide, this mechanism is that push rod power cam rotate, and then promotion slide block moves, Compress Spring workpiece pressing, and workpiece is unclamped in cam reversion.Each clamping process push rod stroke is consistent, and each release process slide block is replied and put in place, thus guarantees that suffered by each clamping process workpiece, gripping power is consistent.
For achieving the above object, the technical scheme that the present invention takes comprises:
The present invention includes: load-transfer device, base plate, compress voussoir, push rod, transmission shaft, disc cam, pressed slider, holddown spring, spring pedestal, pressurize slide block, pressurize spring, unclamps voussoir, spacing annulus, returning spring, controlled-temperature cabinet, frame, bracket, pressurize slider bottom plate, L shape sliding bar, compress voussoir permanent seat, unclamp voussoir permanent seat, pressed slider seat and disc cam positioning base.At the inlet side of controlled-temperature cabinet, two compress voussoir and are fixed in the frame of load-transfer device both sides respectively by compressing voussoir permanent seat separately, compressing voussoir is positioned at above load-transfer device, at the outlet side of controlled-temperature cabinet, two are unclamped voussoir and are fixed in the frame of load-transfer device both sides respectively by unclamping voussoir permanent seat separately, unclamp voussoir and be positioned at below load-transfer device, controlled-temperature cabinet is had in the both sides cross-over connection of load-transfer device, whole piece load-transfer device is equidistantly provided with base plate respectively, every block base plate broad ways symmetry is equipped with spacing annulus, the arc surface of the spacing annulus in two ends contacts with the brake rubber block outside brake facing, base plate towards respective spacing annulus is inside, there are pressed slider and spring pedestal successively, all holddown spring is housed between every block pressed slider and each spring pedestal, column part and the respective pressed slider seat of every block pressed slider are bearing fit, the cursor slide of two pieces of pressed sliders is through base plate, the top cross-over connection disc cam positioning base of two pieces of pressed sliders, one end of transmission shaft is connected with disc cam through disc cam positioning base, the other end of transmission shaft is connected with push rod, push rod performs in pinching action process at brake facing and contacts with compression voussoir, disc cam is between two pressed sliders, before and after two pressed sliders, on two side shafts, cover has returning spring respectively, the two ends of two returning springs are fixed in two pressed slider sides respectively, pressurize slider bottom plate below base plate is provided with two little axles, pressurize slide block set is in two little axles, one end of pressurize spring contacts with pressurize slider bottom plate, the other end of pressurize spring contacts with pressurize slide block lower surface, the cursor slide long end end contact of pressurize upper end of slide block face and pressed slider, bracket below pressurize slider bottom plate base plate is fixed, bracket both sides all have chute, the long-armed of L shape sliding bar passes chute, unclamp in course of action at execution brake facing and match with the inclined-plane unclamping voussoir, the galianconism of L shape sliding bar is fixedly connected with pressurize slide block.
Described disc cam two sides is symmetrical, and lift is the miles of relative movement of pressed slider, and also equaling amount of compression and the spring pedestal stroke sum of holddown spring, aligns with the central axis of pressed slider column part in the bottom surface of disc cam.
Described push rod is under the effect compressing voussoir, and the angle of rotation is 90 degree.
Described pressurize slide block initial makeup location is impaction state, and pressurize amount of spring compression is that the central axis of pressed slider column part is to installation initial position.
The described diff-H unclamping voussoir inclined-plane should be more than or equal to amount of compression during pressurize spring initial condition.
The beneficial effect that the present invention has is:
Adopt the compression of pure machinery to unclamp, mechanism principle is simple, and in each clamping process, pressed slider stroke is consistent, and each release process pressed slider can return to initial position, and each clamping process gripping power is consistent.The method is simple, reliable, and can bear high temperature.
Accompanying drawing explanation
Fig. 1 is that overall inclined shaft measures intention.
Fig. 2 is the close-up schematic view of Fig. 1
Fig. 3 is the close-up schematic view of Fig. 1.
Fig. 4 is that on base plate, the inclined shaft of mechanism measures intention
Fig. 5 is the front view of Fig. 4
Fig. 6 is that pressed slider is connected front view with spring pedestal.
Fig. 7 is the birds-eye view of Fig. 6.
Fig. 8 is the front view unclamping voussoir.
Fig. 9 is the birds-eye view of Fig. 8.
Figure 11 is the birds-eye view compressing voussoir.
Figure 10 is the front view of Figure 11.
Figure 12 is push rod, the connection inclined shaft of transmission shaft, disc cam surveys view.
Figure 13 is brake block structure front elevation.
Figure 14 is the birds-eye view of Figure 13.
In figure: 1, load-transfer device, 2, base plate, 3, compress voussoir, 4, push rod, 5, transmission shaft, 6, disc cam, 7, pressed slider, 8, holddown spring, 9, spring pedestal, 10, pressurize slide block, 11, pressurize spring, 12, unclamp voussoir, 13, brake facing, 14, spacing annulus, 15, returning spring, 16, controlled-temperature cabinet, 17, frame, 18, bracket, 19, pressurize slider bottom plate, 20, L shape sliding bar, 21, voussoir permanent seat is compressed, 22, voussoir permanent seat is unclamped, 23, pressed slider seat, 24, disc cam positioning base.
Detailed description of the invention
Below in conjunction with drawings and Examples, the invention will be further described.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 8, Fig. 9, Figure 10, Figure 11, the present invention includes: load-transfer device 1, base plate 2, compress voussoir 3, push rod 4, transmission shaft 5, disc cam 6, pressed slider 7, holddown spring 8, spring pedestal 9, pressurize slide block 10, pressurize spring 11, unclamps voussoir 12, spacing annulus 14, returning spring 15, controlled-temperature cabinet 16, frame 17, bracket 18, pressurize slider bottom plate 19, L shape sliding bar 20, compresses voussoir permanent seat 21, unclamp voussoir permanent seat 22, pressed slider seat 23 and disc cam positioning base 24; At the inlet side of controlled-temperature cabinet 16, two compress voussoir 3 and are fixed on load-transfer device both sides respectively by compressing voussoir permanent seat 21 separately, compressing voussoir 3 is positioned at above load-transfer device, at the outlet side of controlled-temperature cabinet 16, two are unclamped voussoir 12 and are fixed on load-transfer device both sides respectively by unclamping voussoir permanent seat 22 separately, unclamp voussoir and be positioned at below load-transfer device.
As Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 6, Fig. 7, Figure 12, Figure 13, shown in Figure 14, controlled-temperature cabinet 16 is had in the both sides cross-over connection of load-transfer device 1, whole piece load-transfer device 1 is equidistantly provided with base plate 2 respectively, every block base plate 2 broad ways symmetry is equipped with spacing annulus 14, the arc surface of the spacing annulus 14 in two ends contacts with the brake rubber block outside brake facing 13, base plate 2 towards respective spacing annulus 14 is inside, there are pressed slider 7 and spring pedestal 9 successively, between every block pressed slider 7 and each spring pedestal 9, holddown spring 8 is all housed, column part and the respective pressed slider seat 23 of every block pressed slider 7 are bearing fit, the cursor slide of two pieces of pressed sliders 7 is through base plate 2, the top cross-over connection disc cam positioning base 24 of two pieces of pressed sliders 7, one end of transmission shaft 5 is connected with disc cam 6 through disc cam positioning base, the other end of transmission shaft 5 is connected with push rod 4, push rod 4 performs in pinching action process at brake facing and contacts with compression voussoir 3, disc cam 6 is between two pressed sliders 7, before and after two pressed sliders 7, on two side shafts, cover has returning spring 15 respectively, the two ends of two returning springs 15 are fixed in two pressed slider 7 sides respectively.
As Fig. 5, Fig. 6, Fig. 8, Fig. 9, shown in Figure 12, pressurize slider bottom plate below base plate 2 is provided with two little axles, pressurize slide block 10 is enclosed within two little axles, one end of pressurize spring 11 contacts with pressurize slider bottom plate 19, the other end of pressurize spring 11 contacts with pressurize slide block 10 lower surface, the cursor slide end end contact of pressurize slide block 10 upper surface and pressed slider 7, the bracket of pressurize slider bottom plate 19 below base plate 2 is fixed, bracket both sides all have chute, the long-armed of L shape sliding bar passes chute, unclamp in course of action at execution brake facing and match with the inclined-plane unclamping voussoir 12, the galianconism of L shape sliding bar is fixedly connected with pressurize slide block 10.
As shown in figure 12, described disc cam 6 two sides is symmetrical, and lift is the miles of relative movement of pressed slider 7, and also equaling amount of compression and the spring pedestal 9 stroke sum of holddown spring 8, aligns with the central axis of pressed slider 7 column part in the bottom surface of disc cam 6.
Described push rod 4 is under the effect compressing voussoir 3, and the angle of rotation is 90 degree.
Described pressurize slide block 10 initial makeup location is impaction state, and pressurize spring 11 amount of compression is that the central axis of pressed slider column part is to installation initial position.
The described diff-H unclamping voussoir 12 inclined-plane should be more than or equal to amount of compression during pressurize spring 11 initial condition.
The present invention realizes the clamping of brake facing, and the insulation of brake facing, pressurize and brake facing unclamp a continuous print action.
1, the clamping of brake facing:
Motor drives load-transfer device 1 to drive base plate 2 to travel forward, when push rod 4 touches compression voussoir 3, push rod 4 drives disc cam 6 to rotate by transmission shaft 5, and then promotion pressed slider 7 moves to both sides, when there is gap between brake facing 13 and spacing annulus 14, spring pedestal 9 is movement progress brake facing 13 together with pressed slider 7, when after brake facing 13 with spacing circle 14 loop contacts, spring pedestal 9 stops sliding, pressed slider 7 continues to move to both sides, and then compression holddown spring 8, realize the clamping of brake facing.
2, the insulation of brake facing, pressurize:
When disc cam 6 turns over 90 degree, pressed slider 7 moves to end position, returning spring 15 is stretched, pressurize slide block 10, owing to losing the restriction of pressed slider 7, under the effect of pressurize spring 11, moves up, although pressed slider 7 had both been subject to the pressure effect of holddown spring 8, be subject to again the pulling force effect of returning spring 15, but pressurize slide block 10 position limits the reply of pressed slider 7, therefore realize the pressurize of brake facing 13.Brake facing 13 is admitted to controlled-temperature cabinet 16 and is incubated afterwards.
3, brake facing unclamps:
After leaving controlled-temperature cabinet 16, below the long arm end and load-transfer device 1 of L shape sliding bar 20 unclamp the contact of incline plane of voussoir 12 after, pressurize slide block 10 is along the inclined-plane slide downward of unclamping voussoir 12, when pressurize slide block 10 slide into unclamp voussoir 12 inclined-plane lowermost end time, because pressed slider 7 is no longer subject to the restriction of pressurize slide block 10, under holddown spring 8 and returning spring 15 combined action, pressed slider 7 gets back to initial position, and brake facing is released.

Claims (5)

1. the brake facing Automatic-clamping tripping-gear based on cam slide, it is characterized in that, comprise: load-transfer device (1), base plate (2), compress voussoir (3), push rod (4), transmission shaft (5), disc cam (6), pressed slider (7), holddown spring (8), spring pedestal (9), pressurize slide block (10), pressurize spring (11), unclamp voussoir (12), spacing annulus (14), returning spring (15), controlled-temperature cabinet (16), frame (17), bracket (18), pressurize slider bottom plate (19), L shape sliding bar (20), compress voussoir permanent seat (21), unclamp voussoir permanent seat (22), pressed slider seat (23) and disc cam positioning base (24), at the inlet side of controlled-temperature cabinet (16), two compress voussoir (3) and are fixed in the frame (17) of load-transfer device both sides respectively by compressing voussoir permanent seat (21) separately, compressing voussoir (3) is positioned at above load-transfer device, at the outlet side of controlled-temperature cabinet (16), two are unclamped voussoir (12) and are fixed in the frame (17) of load-transfer device both sides respectively by unclamping voussoir permanent seat (22) separately, unclamp voussoir (12) and be positioned at below load-transfer device, controlled-temperature cabinet (16) is had in the both sides cross-over connection of load-transfer device (1), whole piece load-transfer device (1) is equidistantly provided with base plate (2) respectively, every block base plate (2) broad ways symmetry is equipped with spacing annulus (14), the arc surface at the spacing annulus in two ends (14) contacts with brake facing (13) brake rubber block outward, base plate (2) towards respective spacing annulus (14) is inside, there are pressed slider (7) and spring pedestal (9) successively, holddown spring (8) is all housed between every block pressed slider (7) and each spring pedestal (9), column part and the respective pressed slider seat (23) of every block pressed slider (7) are bearing fit, the cursor slide of two pieces of pressed sliders (7) is through base plate (2), top cross-over connection disc cam positioning base (24) of two pieces of pressed sliders (7), one end of transmission shaft (5) is connected with disc cam (6) through disc cam positioning base (24), the other end of transmission shaft (5) is connected with push rod (4), push rod (4) performs in pinching action process at brake facing (13) and contacts with compression voussoir (3), disc cam (6) is positioned between two pressed sliders (7), before and after two pressed sliders (7), on two side shafts, cover has returning spring (15) respectively, the two ends of two returning springs (15) are fixed in two pressed slider (7) sides respectively, pressurize slider bottom plate (19) below base plate (2) is provided with two little axles, pressurize slide block (10) is enclosed within two little axles, one end of pressurize spring (11) contacts with pressurize slider bottom plate, the other end of pressurize spring (11) contacts with pressurize slide block (10) lower surface, the cursor slide long end end contact of pressurize slide block (10) upper surface and pressed slider (7), the bracket (18) of pressurize slider bottom plate (19) below base plate (2) is fixed, bracket both sides all have chute, the long-armed of L shape sliding bar (20) passes chute, unclamp in course of action at execution brake facing and match with the inclined-plane unclamping voussoir (12), the galianconism of L shape sliding bar is fixedly connected with pressurize slide block (10).
2. a kind of brake facing Automatic-clamping tripping-gear based on cam slide according to claim 1, it is characterized in that: described disc cam (6) two sides is symmetrical, lift is the miles of relative movement of pressed slider (7), also equaling amount of compression and spring pedestal (9) the stroke sum of holddown spring (8), aligns with the central axis of pressed slider (7) column part in the bottom surface of disc cam (6).
3. a kind of brake facing Automatic-clamping tripping-gear based on cam slide according to claim 1, is characterized in that: described push rod (4) is under the effect compressing voussoir (3), and the angle of rotation is 90 degree.
4. a kind of brake facing Automatic-clamping tripping-gear based on cam slide according to claim 1, it is characterized in that: described pressurize slide block (10) initial makeup location is impaction state, pressurize spring (11) amount of compression is that the central axis of pressed slider (7) column part is to installation initial position.
5. a kind of brake facing Automatic-clamping tripping-gear based on cam slide according to claim 1, is characterized in that: described in unclamp voussoir (12) inclined-plane the amount of compression of diff-H when should be more than or equal to pressurize spring (11) initial condition.
CN201510028969.4A 2015-01-21 2015-01-21 Brake block Automatic-clamping tripping-gear based on cam slide Expired - Fee Related CN104564945B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510028969.4A CN104564945B (en) 2015-01-21 2015-01-21 Brake block Automatic-clamping tripping-gear based on cam slide

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510028969.4A CN104564945B (en) 2015-01-21 2015-01-21 Brake block Automatic-clamping tripping-gear based on cam slide

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CN104564945B CN104564945B (en) 2016-08-24

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105114415A (en) * 2015-09-09 2015-12-02 浙江理工大学 Brake disc automatic clamping and loosening mechanism based on incomplete gear and rack
CN108620855A (en) * 2018-07-16 2018-10-09 无锡工艺职业技术学院 A kind of battery cap press-loading apparatus
CN112404301A (en) * 2020-10-01 2021-02-26 邵懿 Reinforcing bar processingequipment for construction
CN115625646A (en) * 2022-12-21 2023-01-20 诸城市圣阳机械有限公司 Wedge clamping mechanism with automatic return function

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CN203730485U (en) * 2013-12-18 2014-07-23 重庆朗锐摩擦材料有限公司 Bonding platform for drum brake pad production
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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105114415A (en) * 2015-09-09 2015-12-02 浙江理工大学 Brake disc automatic clamping and loosening mechanism based on incomplete gear and rack
CN108620855A (en) * 2018-07-16 2018-10-09 无锡工艺职业技术学院 A kind of battery cap press-loading apparatus
CN108620855B (en) * 2018-07-16 2023-09-19 无锡工艺职业技术学院 Battery cap press-fitting device
CN112404301A (en) * 2020-10-01 2021-02-26 邵懿 Reinforcing bar processingequipment for construction
CN112404301B (en) * 2020-10-01 2022-08-19 新疆万林建设工程有限公司 Reinforcing bar processingequipment for construction
CN115625646A (en) * 2022-12-21 2023-01-20 诸城市圣阳机械有限公司 Wedge clamping mechanism with automatic return function

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